@@ -27,33 +27,40 @@ Bugfixes:
  - GBA: All IRQs have 7 cycle delay (fixes mgba.io/i/539, mgba.io/i/1208)
  - GBA: Reset now reloads multiboot ROMs
  - GBA BIOS: Fix multiboot entry point (fixes Magic Floor)
- - Switch: Fix final cleanup (fixes mgba.io/i/1283)
- - Qt: Fix tile and sprite views not always displaying at first
+ - Qt: More app metadata fixes
+Misc:
+ - GBA Savedata: EEPROM performance fixes
+ - GBA Savedata: Automatically map 1Mbit Flash files as 1Mbit Flash
+ - GB Memory: Support running from blocked memory
+ - Qt: Don't unload ROM immediately if it crashes
+ - Debugger: Add breakpoint and watchpoint listing
+
+0.7.1: (2019-02-24)
+Bugfixes:
+ - 3DS: Work around menu freezing (fixes mgba.io/i/1294)
+ - GB: Fix crash when accessing SRAM if no save loaded and cartridge has no SRAM
+ - GB Serialize: Fix loading states with negative pixel x (fixes mgba.io/i/1293)
+ - GB, GBA Serialize: Fix loading two states in a row
+ - GBA: Fix video timing when skipping BIOS (fixes mgba.io/i/1318)
+ - GBA DMA: Fix Display Start DMAs
+ - GBA DMA: Fix DMA start/end timing
+ - GBA DMA: Fix invalid DMA handling (fixes mgba.io/i/1301)
  - GBA Memory: Fix a few AGBPrint crashes
  - GBA Memory: Fix OOB ROM reads showing up as AGBPrint memory
- - GB Serialize: Fix loading states with negative pixel x (fixes mgba.io/i/1293)
- - Qt: Fix audio context holding onto closed game controller
- - Switch: Fix gyroscope orientation (fixes mgba.io/i/1300)
  - GBA SIO: Prevent writing read-only multiplayer bits
- - Qt: Fix color picking in sprite view (fixes mgba.io/i/1307)
- - GB: Fix crash when accessing SRAM if no save loaded and cartridge has no SRAM
+ - GBA Video: Fix enabling layers in non-tile modes (fixes mgba.io/i/1317)
  - Python: Fix crash when deleting files owned by library
  - Python: Make sure GB link object isn't GC'd before GB object
- - GBA DMA: Fix Display Start DMAs
- - GBA DMA: Fix DMA start/end timing
+ - PSP2: Fix file descriptors dying on suspend (fixes mgba.io/i/1123)
+ - Qt: Fix tile and sprite views not always displaying at first
+ - Qt: Fix audio context holding onto closed game controller
+ - Qt: Fix color picking in sprite view (fixes mgba.io/i/1307)
  - Qt: Fix window icon on X11
- - GB, GBA Serialize: Fix loading two states in a row
- - GBA Video: Fix enabling layers in non-tile modes (fixes mgba.io/i/1317)
  - Qt: Fix quick load recent accidentally saving (fixes mgba.io/i/1309)
- - GBA: Fix video timing when skipping BIOS (fixes mgba.io/i/1318)
- - 3DS: Work around menu freezing (fixes mgba.io/i/1294)
+ - Switch: Fix final cleanup (fixes mgba.io/i/1283)
+ - Switch: Fix gyroscope orientation (fixes mgba.io/i/1300)
 Misc:
- - GBA Savedata: EEPROM performance fixes
- - GBA Savedata: Automatically map 1Mbit Flash files as 1Mbit Flash
- - GB Memory: Support running from blocked memory
- - Qt: Don't unload ROM immediately if it crashes
  - GBA Video: Improve sprite cycle counting (fixes mgba.io/i/1274)
- - Debugger: Add breakpoint and watchpoint listing
  - Qt: Updated Italian translation (by Vecna)
 
 0.7.0: (2019-01-26)

@@ -143,8 +143,8 @@
 void GBAReset(struct ARMCore* cpu);
 void GBASkipBIOS(struct GBA* gba);
 
-void GBARaiseIRQ(struct GBA* gba, enum GBAIRQ irq);
-void GBATestIRQ(struct ARMCore* cpu);
+void GBARaiseIRQ(struct GBA* gba, enum GBAIRQ irq, uint32_t cyclesLate);
+void GBATestIRQ(struct GBA* gba, uint32_t cyclesLate);
 void GBAHalt(struct GBA* gba);
 void GBAStop(struct GBA* gba);
 void GBADebug(struct GBA* gba, uint16_t value);

@@ -1,8 +1,8 @@
-Elijah Chondropoulos
 Jaime J. Denizard
 Fog
 Philip Horton
 Oskenso Kashi
+Mored1984
 Rohit Nirmal
 Rhys Powell
 Yuri Kunde Schlesner

@@ -271,7 +271,17 @@ size_t len = snprintf(log2, sizeof(log2) - 1, "%s: %s\n", mLogCategoryName(category), log);
 	if (len >= sizeof(log2)) {
 		len = sizeof(log2) - 1;
 	}
-	guiLogger->vf->write(guiLogger->vf, log2, len);
+	if (guiLogger->vf->write(guiLogger->vf, log2, len) < 0) {
+		char path[PATH_MAX];
+		mCoreConfigDirectory(path, PATH_MAX);
+		strncat(path, PATH_SEP "log", PATH_MAX - strlen(path));
+		guiLogger->vf->close(guiLogger->vf);
+		guiLogger->vf = VFileOpen(path, O_CREAT | O_WRONLY | O_APPEND);
+		if (guiLogger->vf->write(guiLogger->vf, log2, len) < 0) {
+			guiLogger->vf->close(guiLogger->vf);
+			guiLogger->vf = NULL;
+		}
+	}
 }
 
 void mGUIRun(struct mGUIRunner* runner, const char* path) {

@@ -193,7 +193,7 @@ if (GBADMARegisterGetDestControl(dma->reg) == GBA_DMA_INCREMENT_RELOAD) {
 			dma->nextDest = dma->dest;
 		}
 		if (GBADMARegisterIsDoIRQ(dma->reg)) {
-			GBARaiseIRQ(gba, IRQ_DMA0 + memory->activeDMA);
+			GBARaiseIRQ(gba, IRQ_DMA0 + memory->activeDMA, cyclesLate);
 		}
 		GBADMAUpdate(gba);
 	}
@@ -260,15 +260,13 @@ memory->dmaTransferRegister = cpu->memory.load32(cpu, source, 0);
 		}
 		gba->bus = memory->dmaTransferRegister;
 		cpu->memory.store32(cpu, dest, memory->dmaTransferRegister, 0);
-		memory->dmaTransferRegister &= 0xFFFF0000;
-		memory->dmaTransferRegister |= memory->dmaTransferRegister >> 16;
 	} else {
 		if (sourceRegion == REGION_CART2_EX && (memory->savedata.type == SAVEDATA_EEPROM || memory->savedata.type == SAVEDATA_EEPROM512)) {
 			memory->dmaTransferRegister = GBASavedataReadEEPROM(&memory->savedata);
-		} else {
-			if (source) {
-				memory->dmaTransferRegister = cpu->memory.load16(cpu, source, 0);
-			}
+			memory->dmaTransferRegister |= memory->dmaTransferRegister << 16;
+		} else if (source) {
+			memory->dmaTransferRegister = cpu->memory.load16(cpu, source, 0);
+			memory->dmaTransferRegister |= memory->dmaTransferRegister << 16;
 		}
 		if (destRegion == REGION_CART2_EX) {
 			if (memory->savedata.type == SAVEDATA_AUTODETECT) {
@@ -282,7 +280,6 @@ } else {
 			cpu->memory.store16(cpu, dest, memory->dmaTransferRegister, 0);
 
 		}
-		memory->dmaTransferRegister |= memory->dmaTransferRegister << 16;
 		gba->bus = memory->dmaTransferRegister;
 	}
 	int sourceOffset = DMA_OFFSET[GBADMARegisterGetSrcControl(info->reg)] * width;

@@ -101,7 +101,7 @@ gate->d.p->p->memory.io[REG_SIODATA32_LO >> 1] = 0;
 		gate->d.p->p->memory.io[REG_SIODATA32_HI >> 1] = 0;
 		gate->d.p->normalControl.start = 0;
 		if (gate->d.p->normalControl.irq) {
-			GBARaiseIRQ(gate->d.p->p, IRQ_SIO);
+			GBARaiseIRQ(gate->d.p->p, IRQ_SIO, cyclesLate);
 		}
 		return;
 	}
@@ -193,6 +193,6 @@
 	gate->d.p->p->memory.io[REG_SIOMULTI1 >> 1] = reply;
 
 	if (gate->d.p->multiplayerControl.irq) {
-		GBARaiseIRQ(gate->d.p->p, IRQ_SIO);
+		GBARaiseIRQ(gate->d.p->p, IRQ_SIO, cyclesLate);
 	}
 }

@@ -46,6 +46,7 @@ static void GBAProcessEvents(struct ARMCore* cpu);
 static void GBAHitStub(struct ARMCore* cpu, uint32_t opcode);
 static void GBAIllegal(struct ARMCore* cpu, uint32_t opcode);
 static void GBABreakpoint(struct ARMCore* cpu, int immediate);
+static void GBATestIRQNoDelay(struct ARMCore* cpu);
 
 static void _triggerIRQ(struct mTiming*, void* user, uint32_t cyclesLate);
 
@@ -180,7 +181,7 @@ irqh->processEvents = GBAProcessEvents;
 	irqh->swi16 = GBASwi16;
 	irqh->swi32 = GBASwi32;
 	irqh->hitIllegal = GBAIllegal;
-	irqh->readCPSR = GBATestIRQ;
+	irqh->readCPSR = GBATestIRQNoDelay;
 	irqh->hitStub = GBAHitStub;
 	irqh->bkpt16 = GBABreakpoint;
 	irqh->bkpt32 = GBABreakpoint;
@@ -433,7 +434,7 @@ void GBAYankROM(struct GBA* gba) {
 	gba->yankedRomSize = gba->memory.romSize;
 	gba->memory.romSize = 0;
 	gba->memory.romMask = 0;
-	GBARaiseIRQ(gba, IRQ_GAMEPAK);
+	GBARaiseIRQ(gba, IRQ_GAMEPAK, 0);
 }
 
 void GBALoadBIOS(struct GBA* gba, struct VFile* vf) {
@@ -486,16 +487,20 @@ gba->memory.romMask = SIZE_CART0 - 1;
 	gba->romCrc32 = doCrc32(gba->memory.rom, gba->memory.romSize);
 }
 
-void GBARaiseIRQ(struct GBA* gba, enum GBAIRQ irq) {
+void GBARaiseIRQ(struct GBA* gba, enum GBAIRQ irq, uint32_t cyclesLate) {
 	gba->memory.io[REG_IF >> 1] |= 1 << irq;
-	GBATestIRQ(gba->cpu);
+	GBATestIRQ(gba, cyclesLate);
 }
 
-void GBATestIRQ(struct ARMCore* cpu) {
+void GBATestIRQNoDelay(struct ARMCore* cpu) {
 	struct GBA* gba = (struct GBA*) cpu->master;
+	GBATestIRQ(gba, 0);
+}
+
+void GBATestIRQ(struct GBA* gba, uint32_t cyclesLate) {
 	if (gba->memory.io[REG_IE >> 1] & gba->memory.io[REG_IF >> 1]) {
 		if (!mTimingIsScheduled(&gba->timing, &gba->irqEvent)) {
-			mTimingSchedule(&gba->timing, &gba->irqEvent, GBA_IRQ_DELAY);
+			mTimingSchedule(&gba->timing, &gba->irqEvent, GBA_IRQ_DELAY - cyclesLate);
 		}
 	}
 }
@@ -845,9 +850,9 @@ keycnt &= 0x3FF;
 	uint16_t keyInput = *gba->keySource & keycnt;
 
 	if (isAnd && keycnt == keyInput) {
-		GBARaiseIRQ(gba, IRQ_KEYPAD);
+		GBARaiseIRQ(gba, IRQ_KEYPAD, 0);
 	} else if (!isAnd && keyInput) {
-		GBARaiseIRQ(gba, IRQ_KEYPAD);
+		GBARaiseIRQ(gba, IRQ_KEYPAD, 0);
 	}
 }
 

@@ -578,7 +578,7 @@ ++gbp->p->gbpTxPosition;
 	gbp->p->p->memory.io[REG_SIODATA32_LO >> 1] = tx;
 	gbp->p->p->memory.io[REG_SIODATA32_HI >> 1] = tx >> 16;
 	if (gbp->d.p->normalControl.irq) {
-		GBARaiseIRQ(gbp->p->p, IRQ_SIO);
+		GBARaiseIRQ(gbp->p->p, IRQ_SIO, cyclesLate);
 	}
 	gbp->d.p->normalControl.start = 0;
 	gbp->p->p->memory.io[REG_SIOCNT >> 1] = gbp->d.p->siocnt & ~0x0080;

@@ -548,16 +548,16 @@ GBAAdjustWaitstates(gba, value);
 			break;
 		case REG_IE:
 			gba->memory.io[REG_IE >> 1] = value;
-			GBATestIRQ(gba->cpu);
+			GBATestIRQ(gba->cpu, 1);
 			return;
 		case REG_IF:
 			value = gba->memory.io[REG_IF >> 1] & ~value;
 			gba->memory.io[REG_IF >> 1] = value;
-			GBATestIRQ(gba->cpu);
+			GBATestIRQ(gba->cpu, 1);
 			return;
 		case REG_IME:
 			gba->memory.io[REG_IME >> 1] = value;
-			GBATestIRQ(gba->cpu);
+			GBATestIRQ(gba->cpu, 1);
 			return;
 		case REG_MAX:
 			// Some bad interrupt libraries will write to this

@@ -158,7 +158,7 @@ value |= 0x0004;
 			if ((value & 0x0081) == 0x0081) {
 				if (value & 0x4000) {
 					// TODO: Test this on hardware to see if this is correct
-					GBARaiseIRQ(sio->p, IRQ_SIO);
+					GBARaiseIRQ(sio->p, IRQ_SIO, 0);
 				}
 				value &= ~0x0080;
 			}

@@ -37,7 +37,7 @@ switch (command) {
 	case JOY_RESET:
 		sio->p->p->memory.io[REG_JOYCNT >> 1] |= 1;
 		if (sio->p->p->memory.io[REG_JOYCNT >> 1] & 0x40) {
-			GBARaiseIRQ(sio->p->p, IRQ_SIO);
+			GBARaiseIRQ(sio->p->p, IRQ_SIO, 0);
 		}
 		// Fall through
 	case JOY_POLL:
@@ -55,7 +55,7 @@
 		data[0] = sio->p->p->memory.io[REG_JOYSTAT >> 1];
 
 		if (sio->p->p->memory.io[REG_JOYCNT >> 1] & 0x40) {
-			GBARaiseIRQ(sio->p->p, IRQ_SIO);
+			GBARaiseIRQ(sio->p->p, IRQ_SIO, 0);
 		}
 		return 1;
 	case JOY_TRANS:
@@ -68,7 +68,7 @@ data[3] = sio->p->p->memory.io[REG_JOY_TRANS_HI >> 1] >> 8;
 		data[4] = sio->p->p->memory.io[REG_JOYSTAT >> 1];
 
 		if (sio->p->p->memory.io[REG_JOYCNT >> 1] & 0x40) {
-			GBARaiseIRQ(sio->p->p, IRQ_SIO);
+			GBARaiseIRQ(sio->p->p, IRQ_SIO, 0);
 		}
 		return 5;
 	}

@@ -166,7 +166,7 @@ sio->rcnt |= 1;
 		sio->multiplayerControl.busy = 0;
 		sio->multiplayerControl.id = node->id;
 		if (sio->multiplayerControl.irq) {
-			GBARaiseIRQ(sio->p, IRQ_SIO);
+			GBARaiseIRQ(sio->p, IRQ_SIO, 0);
 		}
 		break;
 	case SIO_NORMAL_8:
@@ -179,7 +179,7 @@ } else {
 			node->d.p->p->memory.io[REG_SIODATA8 >> 1] = 0xFFFF;
 		}
 		if (sio->multiplayerControl.irq) {
-			GBARaiseIRQ(sio->p, IRQ_SIO);
+			GBARaiseIRQ(sio->p, IRQ_SIO, 0);
 		}
 		break;
 	case SIO_NORMAL_32:
@@ -194,7 +194,7 @@ node->d.p->p->memory.io[REG_SIODATA32_LO >> 1] = 0xFFFF;
 			node->d.p->p->memory.io[REG_SIODATA32_HI >> 1] = 0xFFFF;
 		}
 		if (sio->multiplayerControl.irq) {
-			GBARaiseIRQ(sio->p, IRQ_SIO);
+			GBARaiseIRQ(sio->p, IRQ_SIO, 0);
 		}
 		break;
 	default:

@@ -13,10 +13,10 @@ #define TIMER_STARTUP_DELAY 2
 
 #define REG_TMCNT_LO(X) (REG_TM0CNT_LO + ((X) << 2))
 
-static void GBATimerIrq(struct GBA* gba, int timerId) {
+static void GBATimerIrq(struct GBA* gba, int timerId, uint32_t cyclesLate) {
 	struct GBATimer* timer = &gba->timers[timerId];
 	if (GBATimerFlagsIsDoIrq(timer->flags)) {
-		GBARaiseIRQ(gba, IRQ_TIMER0 + timerId);
+		GBARaiseIRQ(gba, IRQ_TIMER0 + timerId, cyclesLate);
 	}
 }
 
@@ -56,9 +56,9 @@ static void GBATimerUpdate0(struct mTiming* timing, void* context, uint32_t cyclesLate) {
 	struct GBA* gba = context;
 	GBATimerUpdateAudio(gba, 0, cyclesLate);
 	GBATimerUpdate(timing, &gba->timers[0], &gba->memory.io[REG_TM0CNT_LO >> 1], cyclesLate);
-	GBATimerIrq(gba, 0);
+	GBATimerIrq(gba, 0, cyclesLate);
 	if (GBATimerUpdateCountUp(timing, &gba->timers[1], &gba->memory.io[REG_TM1CNT_LO >> 1], cyclesLate)) {
-		GBATimerIrq(gba, 1);
+		GBATimerIrq(gba, 1, cyclesLate);
 	}
 }
 
@@ -66,25 +66,25 @@ static void GBATimerUpdate1(struct mTiming* timing, void* context, uint32_t cyclesLate) {
 	struct GBA* gba = context;
 	GBATimerUpdateAudio(gba, 1, cyclesLate);
 	GBATimerUpdate(timing, &gba->timers[1], &gba->memory.io[REG_TM1CNT_LO >> 1], cyclesLate);
-	GBATimerIrq(gba, 1);
+	GBATimerIrq(gba, 1, cyclesLate);
 	if (GBATimerUpdateCountUp(timing, &gba->timers[2], &gba->memory.io[REG_TM2CNT_LO >> 1], cyclesLate)) {
-		GBATimerIrq(gba, 2);
+		GBATimerIrq(gba, 2, cyclesLate);
 	}
 }
 
 static void GBATimerUpdate2(struct mTiming* timing, void* context, uint32_t cyclesLate) {
 	struct GBA* gba = context;
 	GBATimerUpdate(timing, &gba->timers[2], &gba->memory.io[REG_TM2CNT_LO >> 1], cyclesLate);
-	GBATimerIrq(gba, 2);
+	GBATimerIrq(gba, 2, cyclesLate);
 	if (GBATimerUpdateCountUp(timing, &gba->timers[3], &gba->memory.io[REG_TM3CNT_LO >> 1], cyclesLate)) {
-		GBATimerIrq(gba, 3);
+		GBATimerIrq(gba, 3, cyclesLate);
 	}
 }
 
 static void GBATimerUpdate3(struct mTiming* timing, void* context, uint32_t cyclesLate) {
 	struct GBA* gba = context;
 	GBATimerUpdate(timing, &gba->timers[3], &gba->memory.io[REG_TM3CNT_LO >> 1], cyclesLate);
-	GBATimerIrq(gba, 3);
+	GBATimerIrq(gba, 3, cyclesLate);
 }
 
 void GBATimerInit(struct GBA* gba) {

@@ -154,7 +154,7 @@
 	if (video->vcount == GBARegisterDISPSTATGetVcountSetting(dispstat)) {
 		dispstat = GBARegisterDISPSTATFillVcounter(dispstat);
 		if (GBARegisterDISPSTATIsVcounterIRQ(dispstat)) {
-			GBARaiseIRQ(video->p, IRQ_VCOUNTER);
+			GBARaiseIRQ(video->p, IRQ_VCOUNTER, cyclesLate);
 		}
 	} else {
 		dispstat = GBARegisterDISPSTATClearVcounter(dispstat);
@@ -173,7 +173,7 @@ video->renderer->finishFrame(video->renderer);
 		}
 		GBADMARunVblank(video->p, -cyclesLate);
 		if (GBARegisterDISPSTATIsVblankIRQ(dispstat)) {
-			GBARaiseIRQ(video->p, IRQ_VBLANK);
+			GBARaiseIRQ(video->p, IRQ_VBLANK, cyclesLate);
 		}
 		GBAFrameEnded(video->p);
 		mCoreSyncPostFrame(video->p->sync);
@@ -209,7 +209,7 @@ if (video->vcount >= 2 && video->vcount < VIDEO_VERTICAL_PIXELS + 2) {
 		GBADMARunDisplayStart(video->p, -cyclesLate);
 	}
 	if (GBARegisterDISPSTATIsHblankIRQ(dispstat)) {
-		GBARaiseIRQ(video->p, IRQ_HBLANK);
+		GBARaiseIRQ(video->p, IRQ_HBLANK, cyclesLate);
 	}
 	video->p->memory.io[REG_DISPSTAT >> 1] = dispstat;
 }

@@ -160,7 +160,8 @@ .paused = mPSP2Paused,
 		.unpaused = mPSP2Unpaused,
 		.incrementScreenMode = mPSP2IncrementScreenMode,
 		.setFrameLimiter = mPSP2SetFrameLimiter,
-		.pollGameInput = mPSP2PollInput
+		.pollGameInput = mPSP2PollInput,
+		.running = mPSP2SystemPoll
 	};
 
 	sceTouchSetSamplingState(SCE_TOUCH_PORT_FRONT, SCE_TOUCH_SAMPLING_STATE_START);

@@ -25,6 +25,7 @@ #include <mgba-util/threading.h>
 #include <mgba-util/vfs.h>
 #include <mgba-util/platform/psp2/sce-vfs.h>
 
+#include <psp2/appmgr.h>
 #include <psp2/audioout.h>
 #include <psp2/camera.h>
 #include <psp2/ctrl.h>
@@ -37,6 +38,9 @@ #include <vita2d.h>
 
 #define RUMBLE_PWM 8
 #define CDRAM_ALIGN 0x40000
+
+mLOG_DECLARE_CATEGORY(GUI_PSP2);
+mLOG_DEFINE_CATEGORY(GUI_PSP2, "Vita", "gui.psp2");
 
 static enum ScreenMode {
 	SM_BACKDROP,
@@ -537,6 +541,18 @@
 void mPSP2IncrementScreenMode(struct mGUIRunner* runner) {
 	screenMode = (screenMode + 1) % SM_MAX;
 	mCoreConfigSetUIntValue(&runner->config, "screenMode", screenMode);
+}
+
+bool mPSP2SystemPoll(struct mGUIRunner* runner) {
+	SceAppMgrSystemEvent event;
+	if (sceAppMgrReceiveSystemEvent(&event) < 0) {
+		return true;
+	}
+	if (event.systemEvent == SCE_APPMGR_SYSTEMEVENT_ON_RESUME) {
+		mLOG(GUI_PSP2, INFO, "Suspend detected, reloading save");
+		mCoreAutoloadSave(runner->core);
+	}
+	return true;
 }
 
 __attribute__((noreturn, weak)) void __assert_func(const char* file, int line, const char* func, const char* expr) {

@@ -25,5 +25,6 @@ void mPSP2DrawScreenshot(struct mGUIRunner* runner, const color_t* pixels, unsigned width, unsigned height, bool faded);
 void mPSP2IncrementScreenMode(struct mGUIRunner* runner);
 void mPSP2SetFrameLimiter(struct mGUIRunner* runner, bool limit);
 uint16_t mPSP2PollInput(struct mGUIRunner* runner);
+bool mPSP2SystemPoll(struct mGUIRunner* runner);
 
 #endif

@@ -0,0 +1,89 @@
+/* Copyright (c) 2013-2019 Jeffrey Pfau
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+#include "AbstractUpdater.h"
+
+#include <QNetworkAccessManager>
+#include <QNetworkReply>
+
+using namespace QGBA;
+
+AbstractUpdater::AbstractUpdater(QObject* parent)
+	: QObject(parent)
+	, m_netman(new QNetworkAccessManager(this))
+{
+}
+
+void AbstractUpdater::checkUpdate() {
+	QNetworkReply* reply = m_netman->get(QNetworkRequest(manifestLocation()));
+	chaseRedirects(reply, &AbstractUpdater::manifestDownloaded);
+}
+
+void AbstractUpdater::downloadUpdate() {
+	if (m_isUpdating) {
+		return;
+	}
+	if (m_manifest.isEmpty()) {
+		m_isUpdating = true;
+		checkUpdate();
+		return;
+	}
+	QUrl url = parseManifest(m_manifest);
+	if (!url.isValid()) {
+		emit updateDone(false);
+		return;
+	}
+	m_isUpdating = true;
+	QNetworkReply* reply = m_netman->get(QNetworkRequest(url));
+	chaseRedirects(reply, &AbstractUpdater::updateDownloaded);
+}
+
+void AbstractUpdater::chaseRedirects(QNetworkReply* reply, void (AbstractUpdater::*cb)(QNetworkReply*)) {
+	connect(reply, &QNetworkReply::finished, this, [this, reply, cb]() {
+		// TODO: check domains, etc
+		if (reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt() / 100 == 3) {
+			QNetworkReply* newReply = m_netman->get(QNetworkRequest(reply->header(QNetworkRequest::LocationHeader).toString()));
+			chaseRedirects(newReply, cb);
+		} else {
+			(this->*cb)(reply);
+		}
+	});
+}
+
+void AbstractUpdater::manifestDownloaded(QNetworkReply* reply) {
+	m_manifest = reply->readAll();
+	QUrl url = parseManifest(m_manifest);
+	if (m_isUpdating) {
+		if (!url.isValid()) {
+			emit updateDone(false);
+		} else {
+			QNetworkReply* reply = m_netman->get(QNetworkRequest(url));
+			chaseRedirects(reply, &AbstractUpdater::updateDownloaded);
+		}
+	} else {
+		emit updateAvailable(url.isValid());
+	}
+}
+
+void AbstractUpdater::updateDownloaded(QNetworkReply* reply) {
+	m_isUpdating = false;
+	if (reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt() / 100 != 2) {
+		emit updateDone(false);
+		return;
+	}
+	QFile f(destination());
+	if (!f.open(QIODevice::WriteOnly | QIODevice::Truncate)) {
+		emit updateDone(false);
+		return;
+	}
+	while (true) {
+		QByteArray bytes = reply->read(4096);
+		if (!bytes.size()) {
+			break;
+		}
+		f.write(bytes);
+	}
+	emit updateDone(true);
+}

@@ -0,0 +1,47 @@
+/* Copyright (c) 2013-2019 Jeffrey Pfau
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+#pragma once
+
+#include <QByteArray>
+#include <QFile>
+#include <QObject>
+
+class QNetworkAccessManager;
+class QNetworkReply;
+
+namespace QGBA {
+
+class AbstractUpdater : public QObject {
+Q_OBJECT
+
+public:
+	AbstractUpdater(QObject* parent = nullptr);
+	virtual ~AbstractUpdater() {}
+
+public slots:
+	void checkUpdate();
+	void downloadUpdate();
+
+signals:
+	void updateAvailable(bool);
+	void updateDone(bool);
+
+protected:
+	virtual QUrl manifestLocation() const = 0;
+	virtual QUrl parseManifest(const QByteArray&) const = 0;
+	virtual QString destination() const = 0;
+
+private:
+	void chaseRedirects(QNetworkReply*, void (AbstractUpdater::*cb)(QNetworkReply*));
+	void manifestDownloaded(QNetworkReply*);
+	void updateDownloaded(QNetworkReply*);
+
+	bool m_isUpdating = false;
+	QNetworkAccessManager* m_netman;
+	QByteArray m_manifest;
+};
+
+}

@@ -0,0 +1,186 @@
+/* Copyright (c) 2013-2019 Jeffrey Pfau
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+#include "BattleChipModel.h"
+
+#include "ConfigController.h"
+#include "GBAApp.h"
+
+#include <QFile>
+#include <QMimeData>
+#include <QResource>
+
+using namespace QGBA;
+
+BattleChipModel::BattleChipModel(QObject* parent)
+	: QAbstractListModel(parent)
+{
+	QResource::registerResource(GBAApp::dataDir() + "/chips.rcc", "/exe");
+	QResource::registerResource(ConfigController::configDir() + "/chips.rcc", "/exe");
+}
+
+int BattleChipModel::rowCount(const QModelIndex& parent) const {
+	if (parent.isValid()) {
+		return 0;
+	}
+	return m_deck.count();
+}
+
+QVariant BattleChipModel::data(const QModelIndex& index, int role) const {
+	const BattleChip& item = m_deck[index.row()];
+
+	switch (role) {
+	case Qt::DisplayRole:
+		return item.name;
+	case Qt::DecorationRole:
+		return item.icon.scaled(item.icon.size() * m_scale);
+	case Qt::UserRole:
+		return item.id;
+	}
+	return QVariant();
+}
+
+Qt::ItemFlags BattleChipModel::flags(const QModelIndex& index) const {
+	return Qt::ItemIsSelectable | Qt::ItemIsDropEnabled | Qt::ItemIsDragEnabled | Qt::ItemIsEnabled | Qt::ItemNeverHasChildren;
+}
+
+bool BattleChipModel::removeRows(int row, int count, const QModelIndex& parent) {
+	if (parent.isValid()) {
+		return false;
+	}
+	beginRemoveRows(QModelIndex(), row, row + count - 1);
+	for (size_t i = 0; i < count; ++i) {
+		m_deck.removeAt(row);
+	}
+	endRemoveRows();
+	return true;
+}
+
+QStringList BattleChipModel::mimeTypes() const {
+	return {"text/plain"};
+}
+
+Qt::DropActions BattleChipModel::supportedDropActions() const {
+	return Qt::MoveAction;
+}
+
+QMimeData* BattleChipModel::mimeData(const QModelIndexList& indices) const {
+	QStringList deck;
+	for (const QModelIndex& index : indices) {
+		if (index.parent().isValid()) {
+			continue;
+		}
+		deck.append(QString::number(m_deck[index.row()].id));
+	}
+
+	QMimeData* mimeData = new QMimeData();
+	mimeData->setData("text/plain", deck.join(',').toLocal8Bit());
+	return mimeData;
+}
+
+bool BattleChipModel::dropMimeData(const QMimeData* data, Qt::DropAction, int row, int, const QModelIndex& parent) {
+	if (parent.parent().isValid()) {
+		return false;
+	}
+	QStringList deck = QString::fromLocal8Bit(data->data("text/plain")).split(',');
+	if (deck.isEmpty()) {
+		return true;
+	}
+
+	row = parent.row();
+	beginInsertRows(QModelIndex(), row, row + deck.count() - 1);
+	for (int i = 0; i < deck.count(); ++i) {
+		int id = deck[i].toInt();
+		m_deck.insert(row + i, createChip(id));
+	}
+	endInsertRows();
+	return true;
+}
+
+void BattleChipModel::setFlavor(int flavor) {
+	m_chipIdToName.clear();
+	if (flavor == GBA_FLAVOR_BEAST_LINK_GATE_US) {
+		flavor = GBA_FLAVOR_BEAST_LINK_GATE;
+	}
+	m_flavor = flavor;
+
+	QFile file(QString(":/exe/exe%1/chip-names.txt").arg(flavor));
+	file.open(QIODevice::ReadOnly | QIODevice::Text);
+	int id = 0;
+	while (true) {
+		QByteArray line = file.readLine();
+		if (line.isEmpty()) {
+			break;
+		}
+		++id;
+		if (line.trimmed().isEmpty()) {
+			continue;
+		}
+		QString name = QString::fromUtf8(line).trimmed();
+		m_chipIdToName[id] = name;
+	}
+
+}
+
+void BattleChipModel::addChip(int id) {
+	beginInsertRows(QModelIndex(), m_deck.count(), m_deck.count());
+	m_deck.append(createChip(id));
+	endInsertRows();
+}
+
+void BattleChipModel::removeChip(const QModelIndex& index) {
+	beginRemoveRows(QModelIndex(), index.row(), index.row());
+	m_deck.removeAt(index.row());
+	endRemoveRows();
+}
+
+void BattleChipModel::setChips(QList<int> ids) {
+	beginResetModel();
+	m_deck.clear();
+	for (int id : ids) {
+		m_deck.append(createChip(id));
+	}
+	endResetModel();
+}
+
+void BattleChipModel::clear() {
+	beginResetModel();
+	m_deck.clear();
+	endResetModel();
+}
+
+void BattleChipModel::setScale(int scale) {
+	m_scale = scale;
+}
+
+void BattleChipModel::reloadAssets() {
+	QResource::unregisterResource(ConfigController::configDir() + "/chips.rcc", "/exe");
+	QResource::unregisterResource(GBAApp::dataDir() + "/chips.rcc", "/exe");
+
+	QResource::registerResource(GBAApp::dataDir() + "/chips.rcc", "/exe");
+	QResource::registerResource(ConfigController::configDir() + "/chips.rcc", "/exe");
+
+	emit layoutAboutToBeChanged();
+	setFlavor(m_flavor);
+	for (int i = 0; i < m_deck.count(); ++i) {
+		m_deck[i] = createChip(m_deck[i].id);
+	}
+	emit layoutChanged();
+}
+
+BattleChipModel::BattleChip BattleChipModel::createChip(int id) const {
+	QString path = QString(":/exe/exe%1/%2.png").arg(m_flavor).arg(id, 3, 10, QLatin1Char('0'));
+	if (!QFile(path).exists()) {
+		path = QString(":/exe/exe%1/placeholder.png").arg(m_flavor);
+	}
+	QPixmap icon(path);
+
+	BattleChip chip = {
+		id,
+		m_chipIdToName[id],
+		icon
+	};
+	return chip;
+}

@@ -0,0 +1,58 @@
+/* Copyright (c) 2013-2019 Jeffrey Pfau
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+#pragma once
+
+#include <QAbstractListModel>
+#include <QPixmap>
+
+namespace QGBA {
+
+class BattleChipUpdater;
+
+class BattleChipModel : public QAbstractListModel {
+Q_OBJECT
+
+public:
+	BattleChipModel(QObject* parent = nullptr);
+
+	virtual int rowCount(const QModelIndex& parent = QModelIndex()) const override;
+	virtual QVariant data(const QModelIndex& index, int role = Qt::DisplayRole) const override;
+	virtual Qt::ItemFlags flags(const QModelIndex& index) const override;
+	virtual bool removeRows(int row, int count, const QModelIndex& parent = QModelIndex()) override;
+	virtual Qt::DropActions supportedDropActions() const override;
+	virtual QStringList mimeTypes() const override;
+	virtual QMimeData* mimeData(const QModelIndexList& indices) const override;
+	virtual bool dropMimeData(const QMimeData* data, Qt::DropAction, int row, int column, const QModelIndex& parent) override;
+
+	int flavor() const { return m_flavor; }
+	QMap<int, QString> chipNames() const { return m_chipIdToName; }
+
+public slots:
+	void setFlavor(int);
+	void addChip(int id);
+	void removeChip(const QModelIndex&);
+	void setChips(QList<int> ids);
+	void clear();
+	void setScale(int);
+	void reloadAssets();
+
+private:
+	struct BattleChip {
+		int id;
+		QString name;
+		QPixmap icon;
+	};
+
+	BattleChip createChip(int id) const;
+
+	QMap<int, QString> m_chipIdToName;
+	int m_flavor;
+	int m_scale = 1;
+
+	QList<BattleChip> m_deck;
+};
+
+}

@@ -0,0 +1,47 @@
+/* Copyright (c) 2013-2019 Jeffrey Pfau
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+#include "BattleChipUpdater.h"
+
+#include "ConfigController.h"
+#include "GBAApp.h"
+
+#include <QFileInfo>
+#include <QJsonArray>
+#include <QJsonDocument>
+#include <QJsonObject>
+
+using namespace QGBA;
+
+BattleChipUpdater::BattleChipUpdater(QObject* parent)
+	: AbstractUpdater(parent)
+{
+}
+
+QUrl BattleChipUpdater::manifestLocation() const {
+	return {"https://api.github.com/repos/mgba-emu/chip-assets/releases/latest"};
+}
+
+QUrl BattleChipUpdater::parseManifest(const QByteArray& manifest) const {
+	QJsonDocument manifestDoc(QJsonDocument::fromJson(manifest));
+	if (manifestDoc.isNull()) {
+		return QUrl();
+	}
+	for (const auto& assetv : manifestDoc.object()["assets"].toArray()) {
+		QJsonObject asset = assetv.toObject();
+		if (asset["name"].toString() == "chips.rcc") {
+			return asset["browser_download_url"].toString();
+		}
+	}
+	return QUrl();
+}
+
+QString BattleChipUpdater::destination() const {
+	QFileInfo info(GBAApp::dataDir() + "/chips.rcc");
+	if (info.isWritable()) {
+		return info.filePath();
+	}
+	return ConfigController::configDir() + "/chips.rcc";
+}

@@ -0,0 +1,22 @@
+/* Copyright (c) 2013-2019 Jeffrey Pfau
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+#pragma once
+
+#include "AbstractUpdater.h"
+
+namespace QGBA {
+
+class BattleChipUpdater : public AbstractUpdater {
+public:
+	BattleChipUpdater(QObject* parent = nullptr);
+
+protected:
+	virtual QUrl manifestLocation() const override;
+	virtual QUrl parseManifest(const QByteArray&) const override;
+	virtual QString destination() const override;
+};
+
+}

@@ -5,6 +5,7 @@ * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 #include "BattleChipView.h"
 
+#include "BattleChipUpdater.h"
 #include "ConfigController.h"
 #include "CoreController.h"
 #include "GBAApp.h"
@@ -12,11 +13,10 @@ #include "ShortcutController.h"
 #include "Window.h"
 
 #include <QtAlgorithms>
-#include <QFile>
+#include <QFileInfo>
 #include <QFontMetrics>
 #include <QMessageBox>
 #include <QMultiMap>
-#include <QResource>
 #include <QSettings>
 #include <QStringList>
 
@@ -27,10 +27,8 @@ : QDialog(parent, Qt::WindowTitleHint | Qt::WindowSystemMenuHint | Qt::WindowCloseButtonHint)
 	, m_controller(controller)
 	, m_window(window)
 {
-	QResource::registerResource(GBAApp::dataDir() + "/chips.rcc", "/exe");
-	QResource::registerResource(ConfigController::configDir() + "/chips.rcc", "/exe");
-
 	m_ui.setupUi(this);
+	m_ui.chipList->setModel(&m_model);
 
 	char title[9];
 	CoreController::Interrupter interrupter(m_controller);
@@ -46,12 +44,16 @@ int size = QFontMetrics(QFont()).height() / (devicePixelRatio() * 12);
 #endif
 	m_ui.chipList->setIconSize(m_ui.chipList->iconSize() * size);
 	m_ui.chipList->setGridSize(m_ui.chipList->gridSize() * size);
+	m_model.setScale(size);
 
 	connect(m_ui.chipId, static_cast<void (QSpinBox::*)(int)>(&QSpinBox::valueChanged), m_ui.inserted, [this]() {
 		m_ui.inserted->setChecked(Qt::Unchecked);
 	});
 	connect(m_ui.chipName, static_cast<void (QComboBox::*)(int)>(&QComboBox::currentIndexChanged), m_ui.chipId, [this](int id) {
-		m_ui.chipId->setValue(m_chipIndexToId[id]);
+		if (id < 0) {
+			return;
+		}
+		m_ui.chipId->setValue(m_model.chipNames().keys()[id]);
 	});
 
 	connect(m_ui.inserted, &QAbstractButton::toggled, this, &BattleChipView::insertChip);
@@ -61,7 +63,8 @@ connect(m_ui.remove, &QAbstractButton::clicked, this, &BattleChipView::removeChip);
 	connect(controller.get(), &CoreController::stopping, this, &QWidget::close);
 	connect(m_ui.save, &QAbstractButton::clicked, this, &BattleChipView::saveDeck);
 	connect(m_ui.load, &QAbstractButton::clicked, this, &BattleChipView::loadDeck);
-	connect(m_ui.buttonBox->button(QDialogButtonBox::Reset), &QAbstractButton::clicked, m_ui.chipList, &QListWidget::clear);
+	connect(m_ui.updateData, &QAbstractButton::clicked, this, &BattleChipView::updateData);
+	connect(m_ui.buttonBox->button(QDialogButtonBox::Reset), &QAbstractButton::clicked, &m_model, &BattleChipModel::clear);
 
 	connect(m_ui.gateBattleChip, &QAbstractButton::toggled, this, [this](bool on) {
 		if (on) {
@@ -85,13 +88,14 @@ });
 
 	connect(m_controller.get(), &CoreController::frameAvailable, this, &BattleChipView::advanceFrameCounter);
 
-	connect(m_ui.chipList, &QListWidget::itemClicked, this, [this](QListWidgetItem* item) {
-		QVariant chip = item->data(Qt::UserRole);
+	connect(m_ui.chipList, &QAbstractItemView::clicked, this, [this](const QModelIndex& index) {
+		QVariant chip = m_model.data(index, Qt::UserRole);
 		bool blocked = m_ui.chipId->blockSignals(true);
 		m_ui.chipId->setValue(chip.toInt());
 		m_ui.chipId->blockSignals(blocked);
 		reinsert();
 	});
+	connect(m_ui.chipList, &QListView::indexesMoved, this, &BattleChipView::resort);
 
 	m_controller->attachBattleChipGate();
 	setFlavor(4);
@@ -102,6 +106,18 @@ m_ui.gateProgress->setChecked(Qt::Checked);
 	} else if (qtitle.startsWith("AGB-BR5") || qtitle.startsWith("AGB-BR6")) {
 		m_ui.gateBeastLink->setChecked(Qt::Checked);
 	}
+
+	if (!QFileInfo(GBAApp::dataDir() + "/chips.rcc").exists() && !QFileInfo(ConfigController::configDir() + "/chips.rcc").exists()) {
+		QMessageBox* download = new QMessageBox(this);
+		download->setIcon(QMessageBox::Information);
+		download->setStandardButtons(QMessageBox::Yes | QMessageBox::No);
+		download->setWindowTitle(tr("BattleChip data missing"));
+		download->setText(tr("BattleChip data is missing. BattleChip Gates will still work, but some graphics will be missing. Would you like to download the data now?"));
+		download->setAttribute(Qt::WA_DeleteOnClose);
+		download->setWindowModality(Qt::NonModal);
+		connect(download, &QDialog::accepted, this, &BattleChipView::updateData);
+		download->show();
+	}
 }
 
 BattleChipView::~BattleChipView() {
@@ -110,7 +126,9 @@ }
 
 void BattleChipView::setFlavor(int flavor) {
 	m_controller->setBattleChipFlavor(flavor);
-	loadChipNames(flavor);
+	m_model.setFlavor(flavor);
+	m_ui.chipName->clear();
+	m_ui.chipName->addItems(m_model.chipNames().values());
 }
 
 void BattleChipView::insertChip(bool inserted) {
@@ -141,55 +159,13 @@ int insertedChip = m_ui.chipId->value();
 	if (insertedChip < 1) {
 		return;
 	}
-	addChipId(insertedChip);
-}
-
-void BattleChipView::addChipId(int id) {
-	QListWidgetItem* add = new QListWidgetItem(m_chipIdToName[id]);
-	add->setData(Qt::UserRole, id);
-	QString path = QString(":/exe/exe%1/%2.png").arg(m_flavor).arg(id, 3, 10, QLatin1Char('0'));
-	if (!QFile(path).exists()) {
-		path = QString(":/exe/exe%1/placeholder.png").arg(m_flavor);
-	}
-	add->setIcon(QPixmap(path).scaled(m_ui.chipList->iconSize()));
-	m_ui.chipList->addItem(add);
+	m_model.addChip(insertedChip);
 }
 
 void BattleChipView::removeChip() {
-	qDeleteAll(m_ui.chipList->selectedItems());
-}
-
-void BattleChipView::loadChipNames(int flavor) {
-	QStringList chipNames;
-	chipNames.append(tr("(None)"));
-
-	m_chipIndexToId.clear();
-	m_chipIdToName.clear();
-	if (flavor == GBA_FLAVOR_BEAST_LINK_GATE_US) {
-		flavor = GBA_FLAVOR_BEAST_LINK_GATE;
-	}
-	m_flavor = flavor;
-
-	QFile file(QString(":/exe/exe%1/chip-names.txt").arg(flavor));
-	file.open(QIODevice::ReadOnly | QIODevice::Text);
-	int id = 0;
-	while (true) {
-		QByteArray line = file.readLine();
-		if (line.isEmpty()) {
-			break;
-		}
-		++id;
-		if (line.trimmed().isEmpty()) {
-			continue;
-		}
-		QString name = QString::fromUtf8(line).trimmed();
-		m_chipIndexToId[chipNames.length()] = id;
-		m_chipIdToName[id] = name;
-		chipNames.append(name);
+	for (const auto& index : m_ui.chipList->selectionModel()->selectedIndexes()) {
+		m_model.removeChip(index);
 	}
-
-	m_ui.chipName->clear();
-	m_ui.chipName->addItems(chipNames);
 }
 
 void BattleChipView::advanceFrameCounter() {
@@ -208,14 +184,14 @@ return;
 	}
 
 	QStringList deck;
-	for (int i = 0; i < m_ui.chipList->count(); ++i) {
-		deck.append(m_ui.chipList->item(i)->data(Qt::UserRole).toString());
+	for (int i = 0; i < m_model.rowCount(); ++i) {
+		deck.append(m_model.data(m_model.index(i, 0), Qt::UserRole).toString());
 	}
 
 	QSettings ini(filename, QSettings::IniFormat);
 	ini.clear();
 	ini.beginGroup("BattleChipDeck");
-	ini.setValue("version", m_flavor);
+	ini.setValue("version", m_model.flavor());
 	ini.setValue("deck", deck.join(','));
 	ini.sync();
 }
@@ -229,7 +205,7 @@
 	QSettings ini(filename, QSettings::IniFormat);
 	ini.beginGroup("BattleChipDeck");
 	int flavor = ini.value("version").toInt();
-	if (flavor != m_flavor) {
+	if (flavor != m_model.flavor()) {
 		QMessageBox* error = new QMessageBox(this);
 		error->setIcon(QMessageBox::Warning);
 		error->setStandardButtons(QMessageBox::Ok);
@@ -240,13 +216,47 @@ error->show();
 		return;
 	}
 	
-	m_ui.chipList->clear();
+	QList<int> newDeck;
 	QStringList deck = ini.value("deck").toString().split(',');
 	for (const auto& item : deck) {
 		bool ok;
 		int id = item.toInt(&ok);
 		if (ok) {
-			addChipId(id);
+			newDeck.append(id);
 		}
 	}
+	m_model.setChips(newDeck);
 }
+
+void BattleChipView::resort() {
+	QMap<int, int> chips;
+	for (int i = 0; i < m_model.rowCount(); ++i) {
+		QModelIndex index = m_model.index(i, 0);
+		QRect visualRect = m_ui.chipList->visualRect(index);
+		QSize gridSize = m_ui.chipList->gridSize();
+		int x = visualRect.y() / gridSize.height();
+		x *= m_ui.chipList->viewport()->width();
+		x += visualRect.x();
+		x *= m_model.rowCount();
+		x += index.row();
+		chips[x] = m_model.data(index, Qt::UserRole).toInt();
+	}
+	m_model.setChips(chips.values());
+}
+
+void BattleChipView::updateData() {
+	if (m_updater) {
+		return;
+	}
+	m_updater = new BattleChipUpdater(this);
+	connect(m_updater, &BattleChipUpdater::updateDone, this, [this](bool success) {
+		if (success) {
+			m_model.reloadAssets();
+			m_ui.chipName->clear();
+			m_ui.chipName->addItems(m_model.chipNames().values());
+		}
+		delete m_updater;
+		m_updater = nullptr;
+	});
+	m_updater->downloadUpdate();
+}

@@ -5,6 +5,8 @@ * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 #pragma once
 
+#include "BattleChipModel.h"
+
 #include <QDialog>
 
 #include <memory>
@@ -29,15 +31,17 @@ public slots:
 	void setFlavor(int);
 	void insertChip(bool);
 	void reinsert();
+	void resort();
 
 private slots:
 	void advanceFrameCounter();
 	void addChip();
-	void addChipId(int);
 	void removeChip();
 
 	void saveDeck();
 	void loadDeck();
+
+	void updateData();
 
 private:
 	static const int UNINSERTED_TIME = 10;
@@ -46,15 +50,15 @@ void loadChipNames(int);
 
 	Ui::BattleChipView m_ui;
 
-	QMap<int, int> m_chipIndexToId;
-	QMap<int, QString> m_chipIdToName;
+	BattleChipModel m_model;
 	std::shared_ptr<CoreController> m_controller;
-	int m_flavor;
 
 	int m_frameCounter = -1;
 	bool m_next = false;
 
 	Window* m_window;
+
+	BattleChipUpdater* m_updater = nullptr;
 };
 
 }

@@ -6,7 +6,7 @@ <property name="geometry">
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>630</width>
+    <width>658</width>
     <height>722</height>
    </rect>
   </property>
@@ -15,7 +15,7 @@ <string>BattleChip Gate</string>
   </property>
   <layout class="QVBoxLayout" name="verticalLayout" stretch="1,0,0,0,0,0">
    <item>
-    <widget class="QListWidget" name="chipList">
+    <widget class="QListView" name="chipList">
      <property name="acceptDrops">
       <bool>true</bool>
      </property>
@@ -35,7 +35,7 @@ <height>48</height>
       </size>
      </property>
      <property name="movement">
-      <enum>QListView::Static</enum>
+      <enum>QListView::Free</enum>
      </property>
      <property name="isWrapping" stdset="0">
       <bool>true</bool>
@@ -51,12 +51,6 @@ </size>
      </property>
      <property name="viewMode">
       <enum>QListView::IconMode</enum>
-     </property>
-     <property name="uniformItemSizes">
-      <bool>false</bool>
-     </property>
-     <property name="selectionRectVisible">
-      <bool>true</bool>
      </property>
     </widget>
    </item>
@@ -132,9 +126,9 @@ </layout>
    </item>
    <item>
     <widget class="QWidget" name="advanced" native="true">
-	 <property name="visible">
-	  <bool>false</bool>
-	 </property>
+     <property name="visible">
+      <bool>false</bool>
+     </property>
      <layout class="QHBoxLayout" name="horizontalLayout_4">
       <item>
        <layout class="QFormLayout" name="formLayout_2">
@@ -201,6 +195,19 @@ <string>Chip ID</string>
           </property>
          </widget>
         </item>
+        <item row="2" column="0" colspan="2">
+         <widget class="QPushButton" name="updateData">
+          <property name="sizePolicy">
+           <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+            <horstretch>0</horstretch>
+            <verstretch>0</verstretch>
+           </sizepolicy>
+          </property>
+          <property name="text">
+           <string>Update Chip data</string>
+          </property>
+         </widget>
+        </item>
        </layout>
       </item>
      </layout>
@@ -257,22 +264,6 @@ </hint>
     <hint type="destinationlabel">
      <x>396</x>
      <y>654</y>
-    </hint>
-   </hints>
-  </connection>
-  <connection>
-   <sender>chipList</sender>
-   <signal>indexesMoved(QModelIndexList)</signal>
-   <receiver>chipList</receiver>
-   <slot>doItemsLayout()</slot>
-   <hints>
-    <hint type="sourcelabel">
-     <x>314</x>
-     <y>203</y>
-    </hint>
-    <hint type="destinationlabel">
-     <x>314</x>
-     <y>203</y>
     </hint>
    </hints>
   </connection>

@@ -67,6 +67,7 @@ endif()
 
 set(SOURCE_FILES
 	AboutScreen.cpp
+	AbstractUpdater.cpp
 	AssetTile.cpp
 	AssetView.cpp
 	AudioProcessor.cpp
@@ -149,6 +150,8 @@ TileView.ui
 	VideoView.ui)
 
 set(GBA_SRC
+	BattleChipModel.cpp
+	BattleChipUpdater.cpp
 	BattleChipView.cpp
 	GBAOverride.cpp)
 

@@ -18,7 +18,6 @@ #include <QFileInfo>
 #include <QFileOpenEvent>
 #include <QIcon>
 
-#include <mgba/core/version.h>
 #include <mgba-util/socket.h>
 #include <mgba-util/vfs.h>
 
@@ -42,16 +41,9 @@ #ifdef BUILD_SDL
 	SDL_Init(SDL_INIT_NOPARACHUTE);
 #endif
 
-#ifndef Q_OS_MAC
-	setWindowIcon(QIcon(":/res/mgba-512.png"));
-#endif
-
 	SocketSubsystemInit();
 	qRegisterMetaType<const uint32_t*>("const uint32_t*");
 	qRegisterMetaType<mCoreThread*>("mCoreThread*");
-
-	QApplication::setApplicationName(projectName);
-	QApplication::setApplicationVersion(projectVersion);
 
 	if (!m_configController->getQtOption("displayDriver").isNull()) {
 		Display::setDriver(static_cast<Display::Driver>(m_configController->getQtOption("displayDriver").toInt()));

@@ -107,7 +107,6 @@ updateTitle();
 
 	m_logo.setDevicePixelRatio(m_screenWidget->devicePixelRatio());
 	m_logo = m_logo; // Free memory left over in old pixmap
-	setWindowIcon(m_logo);
 
 #if defined(M_CORE_GBA)
 	float i = 2;

@@ -61,7 +61,14 @@ usage(argv[0], subparser.usage);
 		return 0;
 	}
 
+	QApplication::setApplicationName(projectName);
+	QApplication::setApplicationVersion(projectVersion);
+
 	GBAApp application(argc, argv, &configController);
+
+#ifndef Q_OS_MAC
+	QApplication::setWindowIcon(QIcon(":/res/mgba-1024.png"));
+#endif
 
 	QTranslator qtTranslator;
 	qtTranslator.load(locale, "qt", "_", QLibraryInfo::location(QLibraryInfo::TranslationsPath));