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The JUCE cross-platform C++ framework, with DISTRHO/KXStudio specific changes
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JUCE/modules/juce_gui_basics/juce_gui_basics.cpp

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  1. /*

  2.   ==============================================================================

  3. 

  4.    This file is part of the JUCE library.

  5.    Copyright (c) 2022 - Raw Material Software Limited

  6. 

  7.    JUCE is an open source library subject to commercial or open-source

  8.    licensing.

  9. 

  10.    By using JUCE, you agree to the terms of both the JUCE 7 End-User License

  11.    Agreement and JUCE Privacy Policy.

  12. 

  13.    End User License Agreement: www.juce.com/juce-7-licence

  14.    Privacy Policy: www.juce.com/juce-privacy-policy

  15. 

  16.    Or: You may also use this code under the terms of the GPL v3 (see

  17.    www.gnu.org/licenses).

  18. 

  19.    JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER

  20.    EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE

  21.    DISCLAIMED.

  22. 

  23.   ==============================================================================

  24. */

  25. 

  26. #ifdef JUCE_GUI_BASICS_H_INCLUDED

  27.  /* When you add this cpp file to your project, you mustn't include it in a file where you've

  28.     already included any other headers - just put it inside a file on its own, possibly with your config

  29.     flags preceding it, but don't include anything else. That also includes avoiding any automatic prefix

  30.     header files that the compiler may be using.

  31.  */

  32.  #error "Incorrect use of JUCE cpp file"

  33. #endif

  34. 

  35. #define NS_FORMAT_FUNCTION(F,A) // To avoid spurious warnings from GCC

  36. 

  37. #define JUCE_CORE_INCLUDE_OBJC_HELPERS 1

  38. #define JUCE_CORE_INCLUDE_COM_SMART_PTR 1

  39. #define JUCE_CORE_INCLUDE_JNI_HELPERS 1

  40. #define JUCE_CORE_INCLUDE_NATIVE_HEADERS 1

  41. #define JUCE_EVENTS_INCLUDE_WIN32_MESSAGE_WINDOW 1

  42. #define JUCE_GRAPHICS_INCLUDE_COREGRAPHICS_HELPERS 1

  43. #define JUCE_GUI_BASICS_INCLUDE_XHEADERS 1

  44. #define JUCE_GUI_BASICS_INCLUDE_SCOPED_THREAD_DPI_AWARENESS_SETTER 1

  45. 

  46. #include "juce_gui_basics.h"

  47. 

  48. #include <cctype>

  49. 

  50. //==============================================================================

  51. #if JUCE_MAC

  52.  #import <WebKit/WebKit.h>

  53.  #import <IOKit/pwr_mgt/IOPMLib.h>

  54.  #import <MetalKit/MetalKit.h>

  55. 

  56. #elif JUCE_IOS

  57.  #if JUCE_PUSH_NOTIFICATIONS

  58.   #import <UserNotifications/UserNotifications.h>

  59.  #endif

  60. 

  61.  #import <MetalKit/MetalKit.h>

  62.  #import <UIKit/UIActivityViewController.h>

  63. 

  64. //==============================================================================

  65. #elif JUCE_WINDOWS

  66.  #include <windowsx.h>

  67.  #include <vfw.h>

  68.  #include <commdlg.h>

  69.  #include <commctrl.h>

  70.  #include <sapi.h>

  71.  #include <dxgi.h>

  72. 

  73.  #if JUCE_MINGW

  74.   // Some MinGW headers use 'new' as a parameter name

  75.   JUCE_BEGIN_IGNORE_WARNINGS_GCC_LIKE ("-Wkeyword-macro")

  76.   #define new new_

  77.   JUCE_END_IGNORE_WARNINGS_GCC_LIKE

  78.  #endif

  79. 

  80.  #include <uiautomation.h>

  81. 

  82.  #undef new

  83. 

  84.  #if JUCE_WEB_BROWSER

  85.   #include <exdisp.h>

  86.   #include <exdispid.h>

  87.  #endif

  88. 

  89.  #if JUCE_MINGW

  90.   #include <imm.h>

  91.  #elif ! JUCE_DONT_AUTOLINK_TO_WIN32_LIBRARIES

  92.   #pragma comment(lib, "vfw32.lib")

  93.   #pragma comment(lib, "imm32.lib")

  94.   #pragma comment(lib, "comctl32.lib")

  95.   #pragma comment(lib, "dxgi.lib")

  96. 

  97.   #if JUCE_OPENGL

  98.    #pragma comment(lib, "OpenGL32.Lib")

  99.    #pragma comment(lib, "GlU32.Lib")

  100.   #endif

  101. 

  102.   #if JUCE_DIRECT2D

  103.    #pragma comment (lib, "Dwrite.lib")

  104.    #pragma comment (lib, "D2d1.lib")

  105.   #endif

  106.  #endif

  107. #endif

  108. 

  109. //==============================================================================

  110. #define JUCE_ASSERT_MESSAGE_MANAGER_IS_LOCKED_OR_OFFSCREEN \

  111.     jassert ((MessageManager::getInstanceWithoutCreating() != nullptr \

  112.                && MessageManager::getInstanceWithoutCreating()->currentThreadHasLockedMessageManager()) \

  113.               || getPeer() == nullptr);

  114. 

  115. namespace juce

  116. {

  117.     bool juce_areThereAnyAlwaysOnTopWindows();

  118. 

  119.     bool isEmbeddedInForegroundProcess (Component* c);

  120. 

  121.    #if ! JUCE_WINDOWS

  122.     bool isEmbeddedInForegroundProcess (Component*) { return false; }

  123.    #endif

  124. 

  125.     /*  Returns true if this process is in the foreground, or if the viewComponent

  126.         is embedded into a window owned by the foreground process.

  127.     */

  128.     static bool isForegroundOrEmbeddedProcess (Component* viewComponent)

  129.     {

  130.         return Process::isForegroundProcess() || isEmbeddedInForegroundProcess (viewComponent);

  131.     }

  132. 

  133.     bool isWindowOnCurrentVirtualDesktop (void*);

  134. 

  135.     struct CustomMouseCursorInfo

  136.     {

  137.         ScaledImage image;

  138.         Point<int> hotspot;

  139.     };

  140. 

  141.     template <typename MemberFn>

  142.     static const AccessibilityHandler* getEnclosingHandlerWithInterface (const AccessibilityHandler* handler, MemberFn fn)

  143.     {

  144.         if (handler == nullptr)

  145.             return nullptr;

  146. 

  147.         if ((handler->*fn)() != nullptr)

  148.             return handler;

  149. 

  150.         return getEnclosingHandlerWithInterface (handler->getParent(), fn);

  151.     }

  152. } // namespace juce

  153. 

  154. #include "mouse/juce_PointerState.h"

  155. 

  156. #include "accessibility/juce_AccessibilityHandler.cpp"

  157. #include "components/juce_Component.cpp"

  158. #include "components/juce_ComponentListener.cpp"

  159. #include "components/juce_FocusTraverser.cpp"

  160. #include "mouse/juce_MouseInputSource.cpp"

  161. #include "desktop/juce_Displays.cpp"

  162. #include "desktop/juce_Desktop.cpp"

  163. #include "components/juce_ModalComponentManager.cpp"

  164. #include "mouse/juce_ComponentDragger.cpp"

  165. #include "mouse/juce_DragAndDropContainer.cpp"

  166. #include "mouse/juce_MouseEvent.cpp"

  167. #include "mouse/juce_MouseInactivityDetector.cpp"

  168. #include "mouse/juce_MouseListener.cpp"

  169. #include "keyboard/juce_CaretComponent.cpp"

  170. #include "keyboard/juce_KeyboardFocusTraverser.cpp"

  171. #include "keyboard/juce_KeyListener.cpp"

  172. #include "keyboard/juce_KeyPress.cpp"

  173. #include "keyboard/juce_ModifierKeys.cpp"

  174. #include "buttons/juce_ArrowButton.cpp"

  175. #include "buttons/juce_Button.cpp"

  176. #include "buttons/juce_DrawableButton.cpp"

  177. #include "buttons/juce_HyperlinkButton.cpp"

  178. #include "buttons/juce_ImageButton.cpp"

  179. #include "buttons/juce_ShapeButton.cpp"

  180. #include "buttons/juce_TextButton.cpp"

  181. #include "buttons/juce_ToggleButton.cpp"

  182. #include "buttons/juce_ToolbarButton.cpp"

  183. #include "drawables/juce_Drawable.cpp"

  184. #include "drawables/juce_DrawableComposite.cpp"

  185. #include "drawables/juce_DrawableImage.cpp"

  186. #include "drawables/juce_DrawablePath.cpp"

  187. #include "drawables/juce_DrawableRectangle.cpp"

  188. #include "drawables/juce_DrawableShape.cpp"

  189. #include "drawables/juce_DrawableText.cpp"

  190. #include "drawables/juce_SVGParser.cpp"

  191. #include "filebrowser/juce_DirectoryContentsDisplayComponent.cpp"

  192. #include "filebrowser/juce_DirectoryContentsList.cpp"

  193. #include "filebrowser/juce_FileBrowserComponent.cpp"

  194. #include "filebrowser/juce_FileChooser.cpp"

  195. #include "filebrowser/juce_FileChooserDialogBox.cpp"

  196. #include "filebrowser/juce_FileListComponent.cpp"

  197. #include "filebrowser/juce_FilenameComponent.cpp"

  198. #include "filebrowser/juce_FileSearchPathListComponent.cpp"

  199. #include "filebrowser/juce_FileTreeComponent.cpp"

  200. #include "filebrowser/juce_ImagePreviewComponent.cpp"

  201. #include "filebrowser/juce_ContentSharer.cpp"

  202. #include "layout/juce_ComponentAnimator.cpp"

  203. #include "layout/juce_ComponentBoundsConstrainer.cpp"

  204. #include "layout/juce_ComponentBuilder.cpp"

  205. #include "layout/juce_ComponentMovementWatcher.cpp"

  206. #include "layout/juce_ConcertinaPanel.cpp"

  207. #include "layout/juce_GroupComponent.cpp"

  208. #include "layout/juce_MultiDocumentPanel.cpp"

  209. #include "layout/juce_ResizableBorderComponent.cpp"

  210. #include "layout/juce_ResizableCornerComponent.cpp"

  211. #include "layout/juce_ResizableEdgeComponent.cpp"

  212. #include "layout/juce_ScrollBar.cpp"

  213. #include "layout/juce_SidePanel.cpp"

  214. #include "layout/juce_StretchableLayoutManager.cpp"

  215. #include "layout/juce_StretchableLayoutResizerBar.cpp"

  216. #include "layout/juce_StretchableObjectResizer.cpp"

  217. #include "layout/juce_TabbedButtonBar.cpp"

  218. #include "layout/juce_TabbedComponent.cpp"

  219. #include "layout/juce_Viewport.cpp"

  220. #include "lookandfeel/juce_LookAndFeel.cpp"

  221. #include "lookandfeel/juce_LookAndFeel_V2.cpp"

  222. #include "lookandfeel/juce_LookAndFeel_V1.cpp"

  223. #include "lookandfeel/juce_LookAndFeel_V3.cpp"

  224. #include "lookandfeel/juce_LookAndFeel_V4.cpp"

  225. #include "menus/juce_MenuBarComponent.cpp"

  226. #include "menus/juce_BurgerMenuComponent.cpp"

  227. #include "menus/juce_MenuBarModel.cpp"

  228. #include "menus/juce_PopupMenu.cpp"

  229. #include "positioning/juce_MarkerList.cpp"

  230. #include "positioning/juce_RelativeCoordinate.cpp"

  231. #include "positioning/juce_RelativeCoordinatePositioner.cpp"

  232. #include "positioning/juce_RelativeParallelogram.cpp"

  233. #include "positioning/juce_RelativePoint.cpp"

  234. #include "positioning/juce_RelativePointPath.cpp"

  235. #include "positioning/juce_RelativeRectangle.cpp"

  236. #include "properties/juce_BooleanPropertyComponent.cpp"

  237. #include "properties/juce_ButtonPropertyComponent.cpp"

  238. #include "properties/juce_ChoicePropertyComponent.cpp"

  239. #include "properties/juce_PropertyComponent.cpp"

  240. #include "properties/juce_PropertyPanel.cpp"

  241. #include "properties/juce_SliderPropertyComponent.cpp"

  242. #include "properties/juce_TextPropertyComponent.cpp"

  243. #include "properties/juce_MultiChoicePropertyComponent.cpp"

  244. #include "widgets/juce_ComboBox.cpp"

  245. #include "widgets/juce_ImageComponent.cpp"

  246. #include "widgets/juce_Label.cpp"

  247. #include "widgets/juce_ListBox.cpp"

  248. #include "widgets/juce_ProgressBar.cpp"

  249. #include "widgets/juce_Slider.cpp"

  250. #include "widgets/juce_TableHeaderComponent.cpp"

  251. #include "widgets/juce_TableListBox.cpp"

  252. #include "widgets/juce_TextEditor.cpp"

  253. #include "widgets/juce_ToolbarItemComponent.cpp"

  254. #include "widgets/juce_Toolbar.cpp"

  255. #include "widgets/juce_ToolbarItemPalette.cpp"

  256. #include "widgets/juce_TreeView.cpp"

  257. #include "windows/juce_AlertWindow.cpp"

  258. #include "windows/juce_CallOutBox.cpp"

  259. #include "windows/juce_ComponentPeer.cpp"

  260. #include "windows/juce_DialogWindow.cpp"

  261. #include "windows/juce_DocumentWindow.cpp"

  262. #include "windows/juce_ResizableWindow.cpp"

  263. #include "windows/juce_ThreadWithProgressWindow.cpp"

  264. #include "windows/juce_TooltipWindow.cpp"

  265. #include "windows/juce_TopLevelWindow.cpp"

  266. #include "windows/juce_VBlankAttachement.cpp"

  267. #include "commands/juce_ApplicationCommandInfo.cpp"

  268. #include "commands/juce_ApplicationCommandManager.cpp"

  269. #include "commands/juce_ApplicationCommandTarget.cpp"

  270. #include "commands/juce_KeyPressMappingSet.cpp"

  271. #include "application/juce_Application.cpp"

  272. #include "misc/juce_BubbleComponent.cpp"

  273. #include "misc/juce_DropShadower.cpp"

  274. #include "misc/juce_FocusOutline.cpp"

  275. #include "misc/juce_JUCESplashScreen.cpp"

  276. 

  277. #include "layout/juce_FlexBox.cpp"

  278. #include "layout/juce_GridItem.cpp"

  279. #include "layout/juce_Grid.cpp"

  280. 

  281. #if JUCE_IOS || JUCE_WINDOWS

  282.  #include "native/juce_MultiTouchMapper.h"

  283. #endif

  284. 

  285. #if JUCE_ANDROID || JUCE_WINDOWS || JUCE_IOS || JUCE_UNIT_TESTS

  286.  #include "native/accessibility/juce_AccessibilityTextHelpers.h"

  287. #endif

  288. 

  289. #if JUCE_MAC || JUCE_IOS

  290.  #include "native/accessibility/juce_mac_AccessibilitySharedCode.mm"

  291. 

  292.  #if JUCE_IOS

  293.   #include "native/juce_ios_UIViewComponentPeer.mm"

  294.   #include "native/accessibility/juce_ios_Accessibility.mm"

  295.   #include "native/juce_ios_Windowing.mm"

  296.   #include "native/juce_ios_FileChooser.mm"

  297. 

  298.   #if JUCE_CONTENT_SHARING

  299.    #include "native/juce_ios_ContentSharer.cpp"

  300.   #endif

  301. 

  302.  #else

  303.   #include "native/accessibility/juce_mac_Accessibility.mm"

  304.   #include "native/juce_mac_PerScreenDisplayLinks.h"

  305.   #include "native/juce_mac_NSViewComponentPeer.mm"

  306.   #include "native/juce_mac_Windowing.mm"

  307.   #include "native/juce_mac_MainMenu.mm"

  308.   #include "native/juce_mac_FileChooser.mm"

  309.  #endif

  310. 

  311.  #include "native/juce_mac_MouseCursor.mm"

  312. 

  313. #elif JUCE_WINDOWS

  314.  #include "native/accessibility/juce_win32_ComInterfaces.h"

  315.  #include "native/accessibility/juce_win32_WindowsUIAWrapper.h"

  316.  #include "native/accessibility/juce_win32_AccessibilityElement.h"

  317.  #include "native/accessibility/juce_win32_UIAHelpers.h"

  318.  #include "native/accessibility/juce_win32_UIAProviders.h"

  319.  #include "native/accessibility/juce_win32_AccessibilityElement.cpp"

  320.  #include "native/accessibility/juce_win32_Accessibility.cpp"

  321.  #include "native/juce_win32_Windowing.cpp"

  322.  #include "native/juce_win32_DragAndDrop.cpp"

  323.  #include "native/juce_win32_FileChooser.cpp"

  324. 

  325. #elif JUCE_LINUX || JUCE_BSD

  326.  #include "native/x11/juce_linux_X11_Symbols.cpp"

  327.  #include "native/x11/juce_linux_X11_DragAndDrop.cpp"

  328. 

  329.  JUCE_BEGIN_IGNORE_WARNINGS_GCC_LIKE ("-Wzero-as-null-pointer-constant")

  330. 

  331.  #include "native/juce_linux_Windowing.cpp"

  332.  #include "native/x11/juce_linux_XWindowSystem.cpp"

  333. 

  334.  JUCE_END_IGNORE_WARNINGS_GCC_LIKE

  335. 

  336.  #include "native/juce_linux_FileChooser.cpp"

  337. 

  338. #elif JUCE_ANDROID

  339. 

  340. namespace juce

  341. {

  342. static jobject makeAndroidRect (Rectangle<int> r)

  343. {

  344.     return getEnv()->NewObject (AndroidRect,

  345.                                 AndroidRect.constructor,

  346.                                 r.getX(),

  347.                                 r.getY(),

  348.                                 r.getRight(),

  349.                                 r.getBottom());

  350. }

  351. 

  352. static jobject makeAndroidPoint (Point<int> p)

  353. {

  354.     return getEnv()->NewObject (AndroidPoint,

  355.                                 AndroidPoint.create,

  356.                                 p.getX(),

  357.                                 p.getY());

  358. }

  359. } // namespace juce

  360. 

  361.  #include "juce_core/files/juce_common_MimeTypes.h"

  362.  #include "native/accessibility/juce_android_Accessibility.cpp"

  363.  #include "native/juce_android_Windowing.cpp"

  364.  #include "native/juce_android_FileChooser.cpp"

  365. 

  366.  #if JUCE_CONTENT_SHARING

  367.   #include "native/juce_android_ContentSharer.cpp"

  368.  #endif

  369. 

  370. #endif

  371. 

  372. namespace juce

  373. {

  374.    #if ! JUCE_NATIVE_ACCESSIBILITY_INCLUDED

  375.     class AccessibilityHandler::AccessibilityNativeImpl { public: AccessibilityNativeImpl (AccessibilityHandler&) {} };

  376.     void AccessibilityHandler::notifyAccessibilityEvent (AccessibilityEvent) const {}

  377.     void AccessibilityHandler::postAnnouncement (const String&, AnnouncementPriority) {}

  378.     AccessibilityNativeHandle* AccessibilityHandler::getNativeImplementation() const { return nullptr; }

  379.     void notifyAccessibilityEventInternal (const AccessibilityHandler&, InternalAccessibilityEvent) {}

  380.     std::unique_ptr<AccessibilityHandler::AccessibilityNativeImpl> AccessibilityHandler::createNativeImpl (AccessibilityHandler&)

  381.     {

  382.         return nullptr;

  383.     }

  384.    #else

  385.     std::unique_ptr<AccessibilityHandler::AccessibilityNativeImpl> AccessibilityHandler::createNativeImpl (AccessibilityHandler& handler)

  386.     {

  387.         return std::make_unique<AccessibilityNativeImpl> (handler);

  388.     }

  389.    #endif

  390. }

  391. 

  392. //==============================================================================

  393. #if JUCE_WINDOWS

  394. namespace juce

  395. {

  396. 

  397. JUCE_COMCLASS (JuceIVirtualDesktopManager, "a5cd92ff-29be-454c-8d04-d82879fb3f1b") : public IUnknown

  398. {

  399. public:

  400.     virtual HRESULT STDMETHODCALLTYPE IsWindowOnCurrentVirtualDesktop(

  401.          __RPC__in HWND topLevelWindow,

  402.          __RPC__out BOOL * onCurrentDesktop) = 0;

  403. 

  404.     virtual HRESULT STDMETHODCALLTYPE GetWindowDesktopId(

  405.          __RPC__in HWND topLevelWindow,

  406.          __RPC__out GUID * desktopId) = 0;

  407. 

  408.     virtual HRESULT STDMETHODCALLTYPE MoveWindowToDesktop(

  409.          __RPC__in HWND topLevelWindow,

  410.          __RPC__in REFGUID desktopId) = 0;

  411. };

  412. 

  413. JUCE_COMCLASS (JuceVirtualDesktopManager, "aa509086-5ca9-4c25-8f95-589d3c07b48a");

  414. 

  415. } // namespace juce

  416. 

  417. #ifdef __CRT_UUID_DECL

  418. __CRT_UUID_DECL (juce::JuceIVirtualDesktopManager, 0xa5cd92ff, 0x29be, 0x454c, 0x8d, 0x04, 0xd8, 0x28, 0x79, 0xfb, 0x3f, 0x1b)

  419. __CRT_UUID_DECL (juce::JuceVirtualDesktopManager,  0xaa509086, 0x5ca9, 0x4c25, 0x8f, 0x95, 0x58, 0x9d, 0x3c, 0x07, 0xb4, 0x8a)

  420. #endif

  421. 

  422. bool juce::isWindowOnCurrentVirtualDesktop (void* x)

  423. {

  424.     if (x == nullptr)

  425.         return false;

  426. 

  427.     static auto* desktopManager = []

  428.     {

  429.         JuceIVirtualDesktopManager* result = nullptr;

  430. 

  431.         JUCE_BEGIN_IGNORE_WARNINGS_GCC_LIKE ("-Wlanguage-extension-token")

  432. 

  433.         if (SUCCEEDED (CoCreateInstance (__uuidof (JuceVirtualDesktopManager), nullptr, CLSCTX_ALL, IID_PPV_ARGS (&result))))

  434.             return result;

  435. 

  436.         JUCE_END_IGNORE_WARNINGS_GCC_LIKE

  437. 

  438.         return static_cast<JuceIVirtualDesktopManager*> (nullptr);

  439.     }();

  440. 

  441.     BOOL current = false;

  442. 

  443.     if (auto* dm = desktopManager)

  444.         if (SUCCEEDED (dm->IsWindowOnCurrentVirtualDesktop (static_cast<HWND> (x), &current)))

  445.             return current != false;

  446. 

  447.     return true;

  448. }

  449. 

  450. #else

  451.  bool juce::isWindowOnCurrentVirtualDesktop (void*) { return true; }

  452.  juce::ScopedDPIAwarenessDisabler::ScopedDPIAwarenessDisabler()  { ignoreUnused (previousContext); }

  453.  juce::ScopedDPIAwarenessDisabler::~ScopedDPIAwarenessDisabler() {}

  454. #endif

  455. 

  456. // Depends on types defined in platform-specific windowing files

  457. #include "mouse/juce_MouseCursor.cpp"

  458. 

  459. #if JUCE_UNIT_TESTS

  460. #include "native/accessibility/juce_AccessibilityTextHelpers_test.cpp"

  461. #endif