Add Icon to themes + Dark TitleBar (#2611)

* Add Icon to themes

* Fix formatting

* Dark Titlebar Test

* Fix Formatting

* Hopefully fixed errors

* Test Dark-Mode

* Potentially fix issue

* Try linking library

* Test Dark-Mode (Round 2)

* Fix Formatting

* Test Dark-Mode (Round 3)

* Working Dark Titlebar

* Fixed Icon on toolbar

* Exclude .vscode/ Directory

* Dark Mode Config: Bool -> Int

* Made error not sound backwards

* Some updates to dark title bar

* Fix crash in 32-bit

* Get Windows 10 NtBuildNumber from KUSER_SHARED_DATA instead

* Add hack that fixed the redrawing issue

Co-authored-by: Duncan Ogilvie <mr.exodia.tpodt@gmail.com>

.gitignore

@@ -15,6 +15,7 @@ COV/
 minidump/
 CppDependOut/
 .vs/
+.vscode/
 
 # Global filetypes to ignore
 *.depend

bin/themes/Dark/style.ini

@@ -236,3 +236,4 @@ ThreadCurrentColor=#FFFFFF
 WatchTriggeredBackgroundColor=#XXXXXX
 WatchTriggeredColor=#EF5350
 LinkColor=#89A2F6
+DarkTitleBar=1

src/gui/Src/Gui/MainWindow.cpp

@@ -394,6 +394,8 @@ MainWindow::MainWindow(QWidget* parent)
     mCpuWidget->setDisasmFocus();
 
     QTimer::singleShot(0, this, SLOT(loadWindowSettings()));
+
+    updateDarkTitleBar();
 }
 
 MainWindow::~MainWindow()
@@ -518,6 +520,7 @@ void MainWindow::themeTriggeredSlot()
     QString name = dir.mid(nameIdx + 1);
     BridgeSettingSet("Theme", "Selected", name.toUtf8().constData());
     loadSelectedStyle();
+    updateDarkTitleBar();
 }
 
 void MainWindow::setupThemesMenu()
@@ -1090,6 +1093,34 @@ void MainWindow::updateWindowTitleSlot(QString filename)
     }
 }
 
+void MainWindow::updateDarkTitleBar()
+{
+    // https://www.vergiliusproject.com/kernels/x64/Windows%2010%20%7C%202016/2009%2020H2%20(October%202020%20Update)/_KUSER_SHARED_DATA
+    uint32_t NtBuildNumber = *(uint32_t*)(0x7FFE0000 + 0x260);
+
+    if(NtBuildNumber == 0 /* pre Windows-10 */ || NtBuildNumber < 17763)
+        return;
+
+    duint darkTitleBar = 0;
+    BridgeSettingGetUint("Colors", "DarkTitleBar", &darkTitleBar);
+
+    static auto hdwmapi = LoadLibraryW(L"dwmapi.dll");
+    if(hdwmapi)
+    {
+        typedef int(WINAPI * DWMSETWINDOWATTRIBUTE)(HWND hwnd, DWORD dwAttribute, LPCVOID pvAttribute, DWORD cbAttribute);
+        static auto DwmSetWindowAttribute = (DWMSETWINDOWATTRIBUTE)GetProcAddress(hdwmapi, "DwmSetWindowAttribute");
+        auto hwnd = (HWND)this->winId();
+        DwmSetWindowAttribute(hwnd, (NtBuildNumber >= 18985) ? 20 : 19, &darkTitleBar, sizeof(uint32_t));
+
+        // HACK: Create a 1x1 pixel frameless window on top of the title bar to force Windows to redraw it
+        auto w = new QWidget(nullptr, Qt::FramelessWindowHint);
+        w->resize(1, 1);
+        w->move(this->pos());
+        w->show();
+        delete w;
+    }
+}
+
 // Used by View->CPU
 void MainWindow::displayCpuWidgetShowCpu()
 {
@@ -1594,7 +1625,7 @@ void MainWindow::patchWindow()
 {
     if(!DbgIsDebugging())
     {
-        SimpleErrorBox(this, tr("Error!"), tr("Patches cannot be shown when not debugging..."));
+        SimpleErrorBox(this, tr("Error!"), tr("Patches can only be shown while debugging..."));
         return;
     }
     GuiUpdatePatches();
@@ -2330,11 +2361,13 @@ void MainWindow::on_actionDefaultTheme_triggered()
     // Reset [Colors] to default
     Config()->Colors = Config()->defaultColors;
     Config()->writeColors();
+    BridgeSettingSetUint("Colors", "DarkTitleBar", 0);
     // Reset [Fonts] to default
     //Config()->Fonts = Config()->defaultFonts;
     //Config()->writeFonts();
     // Remove custom colors
     BridgeSettingSet("Colors", "CustomColorCount", nullptr);
+    updateDarkTitleBar();
 }
 
 void MainWindow::updateStyle()

src/gui/Src/Gui/MainWindow.h

@@ -196,6 +196,7 @@ private:
 
     QAction* actionManageFavourites;
 
+    void updateDarkTitleBar();
     void updateMRUMenu();
     void setupLanguagesMenu();
     void setupThemesMenu();

src/gui/Src/Gui/MainWindow.ui

@@ -176,6 +176,10 @@
      <property name="title">
       <string>&amp;Theme</string>
      </property>
+     <property name="icon">
+      <iconset resource="../../resource.qrc">
+       <normaloff>:/icons/images/themes.png</normaloff>:/icons/images/themes.png</iconset>
+     </property>
      <addaction name="actionDefaultTheme"/>
     </widget>
     <addaction name="actionSettings"/>

src/gui/resource.qrc

@@ -265,6 +265,7 @@
         <file>images/breakpoint_exception_add.png</file>
         <file>images/breakpoint_module_add.png</file>
         <file>images/importsettings.png</file>
+        <file>images/themes.png</file>
         <file>images/initscript.png</file>
         <file>images/struct.png</file>
         <file>images/removestruct.png</file>