feat: 工具栏支持最小化源窗口

src/Magpie.Core/ImGuiFontsCacheManager.cpp

@@ -139,7 +139,7 @@ struct serializer<
 namespace Magpie {
 
 // 缓存版本号。当缓存文件结构有更改时更新它，使旧缓存失效
-static constexpr uint32_t FONTS_CACHE_VERSION = 4;
+static constexpr uint32_t FONTS_CACHE_VERSION = 5;
 
 static std::wstring GetCacheFileName(const std::wstring_view& language, uint32_t dpi) noexcept {
 	return fmt::format(L"{}\\fonts_{}_{}", CommonSharedConstants::CACHE_DIR, language, dpi);

src/Magpie.Core/OverlayDrawer.cpp

@@ -653,6 +653,8 @@ bool OverlayDrawer::_DrawToolbar(uint32_t fps) noexcept {
 	_lastToolbarAlpha = _CalcToolbarAlpha();
 	ImGui::PushStyleVar(ImGuiStyleVar_Alpha, _lastToolbarAlpha);
 	ImGui::PushStyleColor(ImGuiCol_WindowBg, (ImU32)ImColor(15, 15, 15, 180));
+	const ImVec2 originalWindowPadding = ImGui::GetStyle().WindowPadding;
+	ImGui::PushStyleVar(ImGuiStyleVar_WindowPadding, { 6 * _dpiScale,0.0f });
 
 	_isToolbarItemActive = false;
 
@@ -677,6 +679,7 @@ bool OverlayDrawer::_DrawToolbar(uint32_t fps) noexcept {
 
 		ImGui::SetCursorPosY((CORNER_ROUNDING + 3) * _dpiScale);
 
+		ImGui::PushStyleVar(ImGuiStyleVar_WindowPadding, originalWindowPadding);
 		ImGui::PushStyleVar(ImGuiStyleVar_FramePadding, { 4 * _dpiScale,4 * _dpiScale });
 		ImGui::PushStyleVar(ImGuiStyleVar_FrameRounding, 4 * _dpiScale);
 		ImGui::PushStyleVar(ImGuiStyleVar_FrameBorderSize, 0);
@@ -814,7 +817,23 @@ bool OverlayDrawer::_DrawToolbar(uint32_t fps) noexcept {
 
 		ImGui::SameLine();
 		ImGui::SetCursorPosY((CORNER_ROUNDING + 3) * _dpiScale);
-		ImGui::SetCursorPosX(ImGui::GetContentRegionMax().x - 50 * _dpiScale);
+
+		// 源窗口支持最小化时才显示最小化按钮
+		const HWND hwndSrc = ScalingWindow::Get().SrcTracker().Handle();
+		const bool canSrcMinimized = GetWindowStyle(hwndSrc) & WS_MINIMIZEBOX;
+		ImGui::SetCursorPosX(ImGui::GetContentRegionMax().x -
+			((canSrcMinimized ? 3 : 2) * 28 - 4) * _dpiScale);
+
+		if (canSrcMinimized) {
+			const std::string& minimizeStr = _GetResourceString(L"Overlay_Toolbar_Minimize");
+			if (drawButton(OverlayHelper::SegoeIcons::CheckboxIndeterminate, minimizeStr.c_str())) {
+				// 模拟通过标题栏最小化，失败则回落到 ShowWindow
+				if (!PostMessage(hwndSrc, WM_SYSCOMMAND, SC_MINIMIZE, 0)) {
+					ShowWindowAsync(hwndSrc, SW_SHOWMINIMIZED);
+				}
+			}
+			ImGui::SameLine();
+		}
 
 		{
 			const bool isWindowedMode = ScalingWindow::Get().Options().IsWindowedMode();
@@ -828,7 +847,6 @@ bool OverlayDrawer::_DrawToolbar(uint32_t fps) noexcept {
 				});
 			}
 		}
-
 		ImGui::SameLine();
 
 		// 和主窗口保持一致 (#C42B1C)
@@ -854,14 +872,14 @@ bool OverlayDrawer::_DrawToolbar(uint32_t fps) noexcept {
 		ImGui::EndDisabled();
 
 		ImGui::PopStyleColor(5);
-		ImGui::PopStyleVar(5);
+		ImGui::PopStyleVar(6);
 	} else {
 		_isCursorOnCaptionArea = false;
 	}
 	ImGui::End();
 
 	ImGui::PopStyleColor();
-	ImGui::PopStyleVar();
+	ImGui::PopStyleVar(2);
 	
 	return needRedraw;
 }

src/Magpie.Core/OverlayHelper.h

@@ -53,6 +53,7 @@ struct OverlayHelper {
 		static const ImWchar Cancel = 0xE711;
 		static const ImWchar Camera = 0xE722;
 		static const ImWchar Favicon = 0xE737;
+		static const ImWchar CheckboxIndeterminate = 0xE73C;
 		static const ImWchar FullScreen = 0xE740;
 		static const ImWchar Pinned = 0xE840;
 		static const ImWchar Diagnostic = 0xE9D9;
@@ -65,6 +66,7 @@ struct OverlayHelper {
 		SegoeIcons::Cancel, SegoeIcons::Cancel,
 		SegoeIcons::Camera, SegoeIcons::Camera,
 		SegoeIcons::Favicon, SegoeIcons::Favicon,
+		SegoeIcons::CheckboxIndeterminate, SegoeIcons::CheckboxIndeterminate,
 		SegoeIcons::FullScreen, SegoeIcons::FullScreen,
 		SegoeIcons::Pinned, SegoeIcons::Pinned,
 		SegoeIcons::Diagnostic, SegoeIcons::Diagnostic,

src/Magpie/Resources.language-en-US.resw

@@ -1015,4 +1015,7 @@
   <data name="NotifyIcon_Timer_Windowed" xml:space="preserve">
     <value>Scale after {}s (Windowed)</value>
   </data>
+  <data name="Overlay_Toolbar_Minimize" xml:space="preserve">
+    <value>Minimize</value>
+  </data>
 </root>

src/Magpie/Resources.language-zh-Hans.resw

@@ -1015,4 +1015,7 @@
   <data name="NotifyIcon_Timer_Windowed" xml:space="preserve">
     <value>{} 秒后缩放 (窗口模式)</value>
   </data>
+  <data name="Overlay_Toolbar_Minimize" xml:space="preserve">
+    <value>最小化</value>
+  </data>
 </root>