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Backends: OSX: Update to use io.AddEventKey() will full key map (#2625, #1873, #4858)

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thedmd 2021-12-12 12:04:13 +01:00 committed by ocornut
parent da1864d79e
commit ee436aa803
4 changed files with 207 additions and 104 deletions
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2
backends/imgui_impl_osx.h
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@ -4,9 +4,9 @@
// Implemented features: // Implemented features:
// [X] Platform: Mouse cursor shape and visibility. Disable with 'io.ConfigFlags |= ImGuiConfigFlags_NoMouseCursorChange'. // [X] Platform: Mouse cursor shape and visibility. Disable with 'io.ConfigFlags |= ImGuiConfigFlags_NoMouseCursorChange'.
// [X] Platform: Keyboard support. Since 1.87 we are using the io.AddKeyEvent() function. Pass ImGuiKey values to all key functions e.g. ImGui::IsKeyPressed(ImGuiKey_Space). [Legacy kVK_* values will also be supported unless IMGUI_DISABLE_OBSOLETE_KEYIO is set]
// [X] Platform: OSX clipboard is supported within core Dear ImGui (no specific code in this backend). // [X] Platform: OSX clipboard is supported within core Dear ImGui (no specific code in this backend).
// [X] Platform: Gamepad support. Enabled with 'io.ConfigFlags |= ImGuiConfigFlags_NavEnableGamepad'. // [X] Platform: Gamepad support. Enabled with 'io.ConfigFlags |= ImGuiConfigFlags_NavEnableGamepad'.
// [X] Platform: Keyboard arrays indexed using kVK_* codes, e.g. ImGui::IsKeyPressed(kVK_Space).
// You can use unmodified imgui_impl_* files in your project. See examples/ folder for examples of using this. // You can use unmodified imgui_impl_* files in your project. See examples/ folder for examples of using this.
// Prefer including the entire imgui/ repository into your project (either as a copy or as a submodule), and only build the backends you need. // Prefer including the entire imgui/ repository into your project (either as a copy or as a submodule), and only build the backends you need.

285
backends/imgui_impl_osx.mm
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@ -4,9 +4,9 @@
// Implemented features: // Implemented features:
// [X] Platform: Mouse cursor shape and visibility. Disable with 'io.ConfigFlags |= ImGuiConfigFlags_NoMouseCursorChange'. // [X] Platform: Mouse cursor shape and visibility. Disable with 'io.ConfigFlags |= ImGuiConfigFlags_NoMouseCursorChange'.
// [X] Platform: Keyboard support. Since 1.87 we are using the io.AddKeyEvent() function. Pass ImGuiKey values to all key functions e.g. ImGui::IsKeyPressed(ImGuiKey_Space). [Legacy kVK_* values will also be supported unless IMGUI_DISABLE_OBSOLETE_KEYIO is set]
// [X] Platform: OSX clipboard is supported within core Dear ImGui (no specific code in this backend). // [X] Platform: OSX clipboard is supported within core Dear ImGui (no specific code in this backend).
// [X] Platform: Gamepad support. Enabled with 'io.ConfigFlags |= ImGuiConfigFlags_NavEnableGamepad'. // [X] Platform: Gamepad support. Enabled with 'io.ConfigFlags |= ImGuiConfigFlags_NavEnableGamepad'.
// [X] Platform: Keyboard arrays indexed using kVK_* codes, e.g. ImGui::IsKeyPressed(kVK_Space).
// You can use unmodified imgui_impl_* files in your project. See examples/ folder for examples of using this. // You can use unmodified imgui_impl_* files in your project. See examples/ folder for examples of using this.
// Prefer including the entire imgui/ repository into your project (either as a copy or as a submodule), and only build the backends you need. // Prefer including the entire imgui/ repository into your project (either as a copy or as a submodule), and only build the backends you need.
@ -22,6 +22,7 @@
// CHANGELOG // CHANGELOG
// (minor and older changes stripped away, please see git history for details) // (minor and older changes stripped away, please see git history for details)
// 2022-01-10: Inputs: calling new io.AddKeyEvent() + io.SetKeyEventNativeData() API (1.87+). Support for full ImGuiKey range.
// 2021-12-13: *BREAKING CHANGE* Add NSView parameter to ImGui_ImplOSX_Init(). Generally fix keyboard support. Using kVK_* codes for keyboard keys. // 2021-12-13: *BREAKING CHANGE* Add NSView parameter to ImGui_ImplOSX_Init(). Generally fix keyboard support. Using kVK_* codes for keyboard keys.
// 2021-12-13: Add game controller support. // 2021-12-13: Add game controller support.
// 2021-09-21: Use mach_absolute_time as CFAbsoluteTimeGetCurrent can jump backwards. // 2021-09-21: Use mach_absolute_time as CFAbsoluteTimeGetCurrent can jump backwards.
@ -50,6 +51,7 @@ static NSCursor* g_MouseCursors[ImGuiMouseCursor_COUNT] = {};
static bool g_MouseCursorHidden = false; static bool g_MouseCursorHidden = false;
static bool g_MouseJustPressed[ImGuiMouseButton_COUNT] = {}; static bool g_MouseJustPressed[ImGuiMouseButton_COUNT] = {};
static bool g_MouseDown[ImGuiMouseButton_COUNT] = {}; static bool g_MouseDown[ImGuiMouseButton_COUNT] = {};
static ImGuiKeyModFlags g_KeyModifiers = ImGuiKeyModFlags_None;
static ImFocusObserver* g_FocusObserver = nil; static ImFocusObserver* g_FocusObserver = nil;
static KeyEventResponder* g_KeyEventResponder = nil; static KeyEventResponder* g_KeyEventResponder = nil;
@ -73,13 +75,6 @@ static double GetMachAbsoluteTimeInSeconds()
return (double)mach_absolute_time() * g_HostClockPeriod; return (double)mach_absolute_time() * g_HostClockPeriod;
} }
static void resetKeys()
{
ImGuiIO& io = ImGui::GetIO();
memset(io.KeysDown, 0, sizeof(io.KeysDown));
io.KeyCtrl = io.KeyShift = io.KeyAlt = io.KeySuper = false;
}
/** /**
KeyEventResponder implements the NSTextInputClient protocol as is required by the macOS text input manager. KeyEventResponder implements the NSTextInputClient protocol as is required by the macOS text input manager.
@ -105,10 +100,17 @@ static void resetKeys()
- (void)keyDown:(NSEvent*)event - (void)keyDown:(NSEvent*)event
{ {
ImGui_ImplOSX_HandleEvent(event, self);
// Call to the macOS input manager system. // Call to the macOS input manager system.
[self interpretKeyEvents:@[event]]; [self interpretKeyEvents:@[event]];
} }
- (void)keyUp:(NSEvent*)event
{
ImGui_ImplOSX_HandleEvent(event, self);
}
- (void)insertText:(id)aString replacementRange:(NSRange)replacementRange - (void)insertText:(id)aString replacementRange:(NSRange)replacementRange
{ {
ImGuiIO& io = ImGui::GetIO(); ImGuiIO& io = ImGui::GetIO();
@ -195,16 +197,134 @@ static void resetKeys()
{ {
ImGuiIO& io = ImGui::GetIO(); ImGuiIO& io = ImGui::GetIO();
io.AddFocusEvent(false); io.AddFocusEvent(false);
// Unfocused applications do not receive input events, therefore we must manually
// release any pressed keys when application loses focus, otherwise they would remain
// stuck in a pressed state. https://github.com/ocornut/imgui/issues/3832
resetKeys();
} }
@end @end
// Functions // Functions
static ImGuiKey ImGui_ImplOSX_KeyCodeToImGuiKey(int key_code)
{
switch (key_code)
{
case kVK_ANSI_A: return ImGuiKey_A;
case kVK_ANSI_S: return ImGuiKey_S;
case kVK_ANSI_D: return ImGuiKey_D;
case kVK_ANSI_F: return ImGuiKey_F;
case kVK_ANSI_H: return ImGuiKey_H;
case kVK_ANSI_G: return ImGuiKey_G;
case kVK_ANSI_Z: return ImGuiKey_Z;
case kVK_ANSI_X: return ImGuiKey_X;
case kVK_ANSI_C: return ImGuiKey_C;
case kVK_ANSI_V: return ImGuiKey_V;
case kVK_ANSI_B: return ImGuiKey_B;
case kVK_ANSI_Q: return ImGuiKey_Q;
case kVK_ANSI_W: return ImGuiKey_W;
case kVK_ANSI_E: return ImGuiKey_E;
case kVK_ANSI_R: return ImGuiKey_R;
case kVK_ANSI_Y: return ImGuiKey_Y;
case kVK_ANSI_T: return ImGuiKey_T;
case kVK_ANSI_1: return ImGuiKey_1;
case kVK_ANSI_2: return ImGuiKey_2;
case kVK_ANSI_3: return ImGuiKey_3;
case kVK_ANSI_4: return ImGuiKey_4;
case kVK_ANSI_6: return ImGuiKey_6;
case kVK_ANSI_5: return ImGuiKey_5;
case kVK_ANSI_Equal: return ImGuiKey_Equal;
case kVK_ANSI_9: return ImGuiKey_9;
case kVK_ANSI_7: return ImGuiKey_7;
case kVK_ANSI_Minus: return ImGuiKey_Minus;
case kVK_ANSI_8: return ImGuiKey_8;
case kVK_ANSI_0: return ImGuiKey_0;
case kVK_ANSI_RightBracket: return ImGuiKey_RightBracket;
case kVK_ANSI_O: return ImGuiKey_O;
case kVK_ANSI_U: return ImGuiKey_U;
case kVK_ANSI_LeftBracket: return ImGuiKey_LeftBracket;
case kVK_ANSI_I: return ImGuiKey_I;
case kVK_ANSI_P: return ImGuiKey_P;
case kVK_ANSI_L: return ImGuiKey_L;
case kVK_ANSI_J: return ImGuiKey_J;
case kVK_ANSI_Quote: return ImGuiKey_Apostrophe;
case kVK_ANSI_K: return ImGuiKey_K;
case kVK_ANSI_Semicolon: return ImGuiKey_Semicolon;
case kVK_ANSI_Backslash: return ImGuiKey_Backslash;
case kVK_ANSI_Comma: return ImGuiKey_Comma;
case kVK_ANSI_Slash: return ImGuiKey_Slash;
case kVK_ANSI_N: return ImGuiKey_N;
case kVK_ANSI_M: return ImGuiKey_M;
case kVK_ANSI_Period: return ImGuiKey_Period;
case kVK_ANSI_Grave: return ImGuiKey_GraveAccent;
case kVK_ANSI_KeypadDecimal: return ImGuiKey_KeypadDecimal;
case kVK_ANSI_KeypadMultiply: return ImGuiKey_KeypadMultiply;
case kVK_ANSI_KeypadPlus: return ImGuiKey_KeypadAdd;
case kVK_ANSI_KeypadClear: return ImGuiKey_NumLock;
case kVK_ANSI_KeypadDivide: return ImGuiKey_KeypadDivide;
case kVK_ANSI_KeypadEnter: return ImGuiKey_KeypadEnter;
case kVK_ANSI_KeypadMinus: return ImGuiKey_KeypadSubtract;
case kVK_ANSI_KeypadEquals: return ImGuiKey_KeypadEqual;
case kVK_ANSI_Keypad0: return ImGuiKey_Keypad0;
case kVK_ANSI_Keypad1: return ImGuiKey_Keypad1;
case kVK_ANSI_Keypad2: return ImGuiKey_Keypad2;
case kVK_ANSI_Keypad3: return ImGuiKey_Keypad3;
case kVK_ANSI_Keypad4: return ImGuiKey_Keypad4;
case kVK_ANSI_Keypad5: return ImGuiKey_Keypad5;
case kVK_ANSI_Keypad6: return ImGuiKey_Keypad6;
case kVK_ANSI_Keypad7: return ImGuiKey_Keypad7;
case kVK_ANSI_Keypad8: return ImGuiKey_Keypad8;
case kVK_ANSI_Keypad9: return ImGuiKey_Keypad9;
case kVK_Return: return ImGuiKey_Enter;
case kVK_Tab: return ImGuiKey_Tab;
case kVK_Space: return ImGuiKey_Space;
case kVK_Delete: return ImGuiKey_Backspace;
case kVK_Escape: return ImGuiKey_Escape;
case kVK_Command: return ImGuiKey_LeftSuper;
case kVK_Shift: return ImGuiKey_LeftShift;
case kVK_CapsLock: return ImGuiKey_CapsLock;
case kVK_Option: return ImGuiKey_LeftAlt;
case kVK_Control: return ImGuiKey_LeftControl;
case kVK_RightCommand: return ImGuiKey_RightSuper;
case kVK_RightShift: return ImGuiKey_RightShift;
case kVK_RightOption: return ImGuiKey_RightAlt;
case kVK_RightControl: return ImGuiKey_RightControl;
// case kVK_Function: return ImGuiKey_;
// case kVK_F17: return ImGuiKey_;
// case kVK_VolumeUp: return ImGuiKey_;
// case kVK_VolumeDown: return ImGuiKey_;
// case kVK_Mute: return ImGuiKey_;
// case kVK_F18: return ImGuiKey_;
// case kVK_F19: return ImGuiKey_;
// case kVK_F20: return ImGuiKey_;
case kVK_F5: return ImGuiKey_F5;
case kVK_F6: return ImGuiKey_F6;
case kVK_F7: return ImGuiKey_F7;
case kVK_F3: return ImGuiKey_F3;
case kVK_F8: return ImGuiKey_F8;
case kVK_F9: return ImGuiKey_F9;
case kVK_F11: return ImGuiKey_F11;
case kVK_F13: return ImGuiKey_PrintScreen;
// case kVK_F16: return ImGuiKey_;
// case kVK_F14: return ImGuiKey_;
case kVK_F10: return ImGuiKey_F10;
case 0x6E: return ImGuiKey_Menu;
case kVK_F12: return ImGuiKey_F12;
// case kVK_F15: return ImGuiKey_;
case kVK_Help: return ImGuiKey_Insert;
case kVK_Home: return ImGuiKey_Home;
case kVK_PageUp: return ImGuiKey_PageUp;
case kVK_ForwardDelete: return ImGuiKey_Delete;
case kVK_F4: return ImGuiKey_F4;
case kVK_End: return ImGuiKey_End;
case kVK_F2: return ImGuiKey_F2;
case kVK_PageDown: return ImGuiKey_PageDown;
case kVK_F1: return ImGuiKey_F1;
case kVK_LeftArrow: return ImGuiKey_LeftArrow;
case kVK_RightArrow: return ImGuiKey_RightArrow;
case kVK_DownArrow: return ImGuiKey_DownArrow;
case kVK_UpArrow: return ImGuiKey_UpArrow;
default: return ImGuiKey_None;
}
}
bool ImGui_ImplOSX_Init(NSView* view) bool ImGui_ImplOSX_Init(NSView* view)
{ {
ImGuiIO& io = ImGui::GetIO(); ImGuiIO& io = ImGui::GetIO();
@ -216,30 +336,6 @@ bool ImGui_ImplOSX_Init(NSView* view)
//io.BackendFlags |= ImGuiBackendFlags_HasMouseHoveredViewport; // We can set io.MouseHoveredViewport correctly (optional, not easy) //io.BackendFlags |= ImGuiBackendFlags_HasMouseHoveredViewport; // We can set io.MouseHoveredViewport correctly (optional, not easy)
io.BackendPlatformName = "imgui_impl_osx"; io.BackendPlatformName = "imgui_impl_osx";
// Keyboard mapping. Dear ImGui will use those indices to peek into the io.KeyDown[] array.
io.KeyMap[ImGuiKey_Tab] = kVK_Tab;
io.KeyMap[ImGuiKey_LeftArrow] = kVK_LeftArrow;
io.KeyMap[ImGuiKey_RightArrow] = kVK_RightArrow;
io.KeyMap[ImGuiKey_UpArrow] = kVK_UpArrow;
io.KeyMap[ImGuiKey_DownArrow] = kVK_DownArrow;
io.KeyMap[ImGuiKey_PageUp] = kVK_PageUp;
io.KeyMap[ImGuiKey_PageDown] = kVK_PageDown;
io.KeyMap[ImGuiKey_Home] = kVK_Home;
io.KeyMap[ImGuiKey_End] = kVK_End;
io.KeyMap[ImGuiKey_Insert] = kVK_F13;
io.KeyMap[ImGuiKey_Delete] = kVK_ForwardDelete;
io.KeyMap[ImGuiKey_Backspace] = kVK_Delete;
io.KeyMap[ImGuiKey_Space] = kVK_Space;
io.KeyMap[ImGuiKey_Enter] = kVK_Return;
io.KeyMap[ImGuiKey_Escape] = kVK_Escape;
io.KeyMap[ImGuiKey_KeypadEnter] = kVK_ANSI_KeypadEnter;
io.KeyMap[ImGuiKey_A] = kVK_ANSI_A;
io.KeyMap[ImGuiKey_C] = kVK_ANSI_C;
io.KeyMap[ImGuiKey_V] = kVK_ANSI_V;
io.KeyMap[ImGuiKey_X] = kVK_ANSI_X;
io.KeyMap[ImGuiKey_Y] = kVK_ANSI_Y;
io.KeyMap[ImGuiKey_Z] = kVK_ANSI_Z;
// Load cursors. Some of them are undocumented. // Load cursors. Some of them are undocumented.
g_MouseCursorHidden = false; g_MouseCursorHidden = false;
g_MouseCursors[ImGuiMouseCursor_Arrow] = [NSCursor arrowCursor]; g_MouseCursors[ImGuiMouseCursor_Arrow] = [NSCursor arrowCursor];
@ -296,6 +392,15 @@ bool ImGui_ImplOSX_Init(NSView* view)
g_KeyEventResponder = [[KeyEventResponder alloc] initWithFrame:NSZeroRect]; g_KeyEventResponder = [[KeyEventResponder alloc] initWithFrame:NSZeroRect];
[view addSubview:g_KeyEventResponder]; [view addSubview:g_KeyEventResponder];
// Some events do not raise callbacks of AppView in some circumstances (for example when CMD key is held down).
// This monitor taps into global event stream and captures these events.
NSEventMask eventMask = NSEventMaskFlagsChanged;
[NSEvent addLocalMonitorForEventsMatchingMask:eventMask handler:^NSEvent * _Nullable(NSEvent *event)
{
ImGui_ImplOSX_HandleEvent(event, g_KeyEventResponder);
return event;
}];
return true; return true;
} }
@ -344,7 +449,7 @@ static void ImGui_ImplOSX_UpdateMouseCursorAndButtons()
} }
} }
void ImGui_ImplOSX_UpdateGamepads() static void ImGui_ImplOSX_UpdateGamepads()
{ {
ImGuiIO& io = ImGui::GetIO(); ImGuiIO& io = ImGui::GetIO();
memset(io.NavInputs, 0, sizeof(io.NavInputs)); memset(io.NavInputs, 0, sizeof(io.NavInputs));
@ -388,6 +493,15 @@ void ImGui_ImplOSX_UpdateGamepads()
io.BackendFlags |= ImGuiBackendFlags_HasGamepad; io.BackendFlags |= ImGuiBackendFlags_HasGamepad;
} }
static void ImGui_ImplOSX_UpdateKeyModifiers()
{
ImGuiIO& io = ImGui::GetIO();
io.KeyCtrl = (g_KeyModifiers & ImGuiKeyModFlags_Ctrl) != 0;
io.KeyShift = (g_KeyModifiers & ImGuiKeyModFlags_Shift) != 0;
io.KeyAlt = (g_KeyModifiers & ImGuiKeyModFlags_Alt) != 0;
io.KeySuper = (g_KeyModifiers & ImGuiKeyModFlags_Super) != 0;
}
void ImGui_ImplOSX_NewFrame(NSView* view) void ImGui_ImplOSX_NewFrame(NSView* view)
{ {
// Setup display size // Setup display size
@ -409,28 +523,11 @@ void ImGui_ImplOSX_NewFrame(NSView* view)
io.DeltaTime = (float)(current_time - g_Time); io.DeltaTime = (float)(current_time - g_Time);
g_Time = current_time; g_Time = current_time;
ImGui_ImplOSX_UpdateKeyModifiers();
ImGui_ImplOSX_UpdateMouseCursorAndButtons(); ImGui_ImplOSX_UpdateMouseCursorAndButtons();
ImGui_ImplOSX_UpdateGamepads(); ImGui_ImplOSX_UpdateGamepads();
} }
NSString* NSStringFromPhase(NSEventPhase phase)
{
static NSString* strings[] =
{
@"none",
@"began",
@"stationary",
@"changed",
@"ended",
@"cancelled",
@"mayBegin",
};
int pos = phase == NSEventPhaseNone ? 0 : __builtin_ctzl((NSUInteger)phase) + 1;
return strings[pos];
}
bool ImGui_ImplOSX_HandleEvent(NSEvent* event, NSView* view) bool ImGui_ImplOSX_HandleEvent(NSEvent* event, NSView* view)
{ {
ImGuiIO& io = ImGui::GetIO(); ImGuiIO& io = ImGui::GetIO();
@ -497,8 +594,6 @@ bool ImGui_ImplOSX_HandleEvent(NSEvent* event, NSView* view)
wheel_dy = [event deltaY]; wheel_dy = [event deltaY];
} }
//NSLog(@"dx=%0.3ff, dy=%0.3f, phase=%@", wheel_dx, wheel_dy, NSStringFromPhase(event.phase));
if (fabs(wheel_dx) > 0.0) if (fabs(wheel_dx) > 0.0)
io.MouseWheelH += (float)wheel_dx * 0.1f; io.MouseWheelH += (float)wheel_dx * 0.1f;
if (fabs(wheel_dy) > 0.0) if (fabs(wheel_dy) > 0.0)
@ -508,35 +603,65 @@ bool ImGui_ImplOSX_HandleEvent(NSEvent* event, NSView* view)
if (event.type == NSEventTypeKeyDown || event.type == NSEventTypeKeyUp) if (event.type == NSEventTypeKeyDown || event.type == NSEventTypeKeyUp)
{ {
unsigned short code = event.keyCode; if ([event isARepeat])
IM_ASSERT(code >= 0 && code < IM_ARRAYSIZE(io.KeysDown)); return io.WantCaptureKeyboard;
io.KeysDown[code] = event.type == NSEventTypeKeyDown;
NSEventModifierFlags flags = event.modifierFlags; ImGuiKey key = ImGui_ImplOSX_KeyCodeToImGuiKey(key_code);
io.KeyCtrl = (flags & NSEventModifierFlagControl) != 0; io.AddKeyEvent(key, event.type == NSEventTypeKeyDown);
io.KeyShift = (flags & NSEventModifierFlagShift) != 0; io.SetKeyEventNativeData(key, (int)[event keyCode], -1); // To support legacy indexing (<1.87 user code)
io.KeyAlt = (flags & NSEventModifierFlagOption) != 0;
io.KeySuper = (flags & NSEventModifierFlagCommand) != 0;
return io.WantCaptureKeyboard; return io.WantCaptureKeyboard;
} }
if (event.type == NSEventTypeFlagsChanged) if (event.type == NSEventTypeFlagsChanged)
{ {
NSEventModifierFlags flags = event.modifierFlags; unsigned short key_code = [event keyCode];
switch (event.keyCode) unsigned int flags = [event modifierFlags] & NSEventModifierFlagDeviceIndependentFlagsMask;
ImGuiKeyModFlags imgui_flags = ImGuiKeyModFlags_None;
if (flags & NSEventModifierFlagShift)
imgui_flags |= ImGuiKeyModFlags_Shift;
if (flags & NSEventModifierFlagControl)
imgui_flags |= ImGuiKeyModFlags_Ctrl;
if (flags & NSEventModifierFlagOption)
imgui_flags |= ImGuiKeyModFlags_Alt;
if (flags & NSEventModifierFlagCommand)
imgui_flags |= ImGuiKeyModFlags_Super;
g_KeyModifiers = imgui_flags;
ImGuiKey key = ImGui_ImplOSX_KeyCodeToImGuiKey(key_code);
if (key != ImGuiKey_None)
{ {
case kVK_Control: // macOS does not generate down/up event for modifiers. We're trying
io.KeyCtrl = (flags & NSEventModifierFlagControl) != 0; // to use hardware dependent masks to extract that information.
break; // 'imgui_mask' is left as a fallback.
case kVK_Shift: NSEventModifierFlags mask = 0;
io.KeyShift = (flags & NSEventModifierFlagShift) != 0; ImGuiKeyModFlags imgui_mask = ImGuiKeyModFlags_None;
break; switch (key_code)
case kVK_Option: {
io.KeyAlt = (flags & NSEventModifierFlagOption) != 0; case kVK_Control: mask = 0x0001; imgui_mask = ImGuiKeyModFlags_Ctrl; break;
break; case kVK_RightControl: mask = 0x2000; imgui_mask = ImGuiKeyModFlags_Ctrl; break;
case kVK_Command: case kVK_Shift: mask = 0x0002; imgui_mask = ImGuiKeyModFlags_Shift; break;
io.KeySuper = (flags & NSEventModifierFlagCommand) != 0; case kVK_RightShift: mask = 0x0004; imgui_mask = ImGuiKeyModFlags_Shift; break;
break; case kVK_Command: mask = 0x0008; imgui_mask = ImGuiKeyModFlags_Super; break;
case kVK_RightCommand: mask = 0x0010; imgui_mask = ImGuiKeyModFlags_Super; break;
case kVK_Option: mask = 0x0020; imgui_mask = ImGuiKeyModFlags_Alt; break;
case kVK_RightOption: mask = 0x0040; imgui_mask = ImGuiKeyModFlags_Alt; break;
}
if (mask)
{
NSEventModifierFlags modifier_flags = [event modifierFlags];
io.AddKeyEvent(key, (modifier_flags & mask) != 0);
}
else if (imgui_mask)
{
io.AddKeyEvent(key, (imgui_flags & imgui_mask) != 0);
}
io.SetKeyEventNativeData(key, keycode, -1); // To support legacy indexing (<1.87 user code)
} }
return io.WantCaptureKeyboard; return io.WantCaptureKeyboard;
} }

15
examples/example_apple_metal/main.mm
View File

@ -107,18 +107,6 @@
userInfo:nil]; userInfo:nil];
[self.view addTrackingArea:trackingArea]; [self.view addTrackingArea:trackingArea];
// If we want to receive key events, we either need to be in the responder chain of the key view,
// or else we can install a local monitor. The consequence of this heavy-handed approach is that
// we receive events for all controls, not just Dear ImGui widgets. If we had native controls in our
// window, we'd want to be much more careful than just ingesting the complete event stream.
// To match the behavior of other backends, we pass every event down to the OS.
NSEventMask eventMask = NSEventMaskKeyDown | NSEventMaskKeyUp | NSEventMaskFlagsChanged;
[NSEvent addLocalMonitorForEventsMatchingMask:eventMask handler:^NSEvent * _Nullable(NSEvent *event)
{
ImGui_ImplOSX_HandleEvent(event, self.view);
return event;
}];
ImGui_ImplOSX_Init(self.view); ImGui_ImplOSX_Init(self.view);
#endif #endif
@ -223,8 +211,7 @@
#if TARGET_OS_OSX #if TARGET_OS_OSX
// Forward Mouse/Keyboard events to Dear ImGui OSX backend. // Forward Mouse events to Dear ImGui OSX backend.
// Other events are registered via addLocalMonitorForEventsMatchingMask()
-(void)mouseDown:(NSEvent *)event { ImGui_ImplOSX_HandleEvent(event, self.view); } -(void)mouseDown:(NSEvent *)event { ImGui_ImplOSX_HandleEvent(event, self.view); }
-(void)rightMouseDown:(NSEvent *)event { ImGui_ImplOSX_HandleEvent(event, self.view); } -(void)rightMouseDown:(NSEvent *)event { ImGui_ImplOSX_HandleEvent(event, self.view); }
-(void)otherMouseDown:(NSEvent *)event { ImGui_ImplOSX_HandleEvent(event, self.view); } -(void)otherMouseDown:(NSEvent *)event { ImGui_ImplOSX_HandleEvent(event, self.view); }

9
examples/example_apple_opengl2/main.mm
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@ -36,15 +36,6 @@
-(void)initialize -(void)initialize
{ {
// Some events do not raise callbacks of AppView in some circumstances (for example when CMD key is held down).
// This monitor taps into global event stream and captures these events.
NSEventMask eventMask = NSEventMaskKeyDown | NSEventMaskKeyUp | NSEventMaskFlagsChanged;
[NSEvent addLocalMonitorForEventsMatchingMask:eventMask handler:^NSEvent * _Nullable(NSEvent *event)
{
ImGui_ImplOSX_HandleEvent(event, self);
return event;
}];
// Setup Dear ImGui context // Setup Dear ImGui context
// FIXME: This example doesn't have proper cleanup... // FIXME: This example doesn't have proper cleanup...
IMGUI_CHECKVERSION(); IMGUI_CHECKVERSION();