feat(event): add ctrl_key and shift_key to LCUI_KeyboardEvent

Author: lc-soft

include/LCUI/main.h

@@ -68,8 +68,16 @@ typedef struct LCUI_PaintEvent_ {
 	LCUI_Rect rect;
 } LCUI_PaintEvent;
 
+/** The event structure to describe a user interaction with the keyboard */
 typedef struct LCUI_KeyboardEvent_ {
+	/** The virtual-key code of the nonsystem key */
 	int code;
+
+	/** whether the Ctrl key was active when the key event was generated */
+	LCUI_BOOL ctrl_key;
+
+	/** whether the Shift key was active when the key event was generated */
+	LCUI_BOOL shift_key;
 } LCUI_KeyboardEvent;
 
 typedef struct LCUI_MouseMotionEvent_ {

src/platform/linux/linux_x11keyboard.c

@@ -135,6 +135,8 @@ static void OnKeyboardMessage(LCUI_Event ev, void *arg)
 	_DEBUG_MSG("keycode: %d, keyscancode: %u, keysym: %lu\n", keysym,
 		   x_ev->xkey.keycode, keysym);
 	sys_ev.key.code = ConvertKeyCode(keysym);
+	sys_ev.key.shift_key = x_ev->xkey.state & ShiftMask ? TRUE : FALSE;
+	sys_ev.key.ctrl_key = x_ev->xkey.state & ControlMask ? TRUE : FALSE;
 	_DEBUG_MSG("shift: %d, ctrl: %d\n", sys_ev.key.shift_key,
 		   sys_ev.key.ctrl_key);
 	LCUI_TriggerEvent(&sys_ev, NULL);

src/platform/windows/uwp_input.cpp

@@ -35,10 +35,10 @@
 #include <LCUI/ime.h>
 
 using namespace LCUICore;
+using namespace Windows::UI;
 using namespace Windows::UI::Core;
 using namespace Windows::UI::Input;
 using namespace Windows::Devices::Input;
-using namespace Windows::UI;
 using namespace Windows::Foundation;
 using namespace Windows::System;
 
@@ -253,6 +253,8 @@ void InputDriver::OnKeyDown(CoreWindow^ sender, KeyEventArgs^ args)
 {
 	LCUI_SysEventRec ev;
 	ev.type = LCUI_KEYDOWN;
+	ev.key.ctrl_key = FALSE;
+	ev.key.shift_key = FALSE;
 	ev.key.code = static_cast<int>(args->VirtualKey);
 	LCUI_TriggerEvent(&ev, NULL);
 	LCUI_DestroyEvent(&ev);
@@ -262,6 +264,8 @@ void InputDriver::OnKeyUp(CoreWindow^ sender, KeyEventArgs^ args)
 {
 	LCUI_SysEventRec ev;
 	ev.type = LCUI_KEYUP;
+	ev.key.ctrl_key = FALSE;
+	ev.key.shift_key = FALSE;
 	ev.key.code = static_cast<int>(args->VirtualKey);
 	LCUI_TriggerEvent(&ev, NULL);
 	LCUI_DestroyEvent(&ev);

src/platform/windows/uwp_renderer.cpp

@@ -274,7 +274,7 @@ LCUI_DisplayDriver LCUI_CreateUWPDisplay(void)
 	driver->endPaint = UWPSurface_EndPaint;
 	driver->bindEvent = UWPDisplay_BindEvent;
 	Graph_Init(&display.frame);
-	display.frame.color_type = COLOR_TYPE_ARGB;
+	display.frame.color_type = LCUI_COLOR_TYPE_ARGB;
 	display.surface = NULL;
 	display.trigger = EventTrigger();
 	display.is_inited = TRUE;

src/platform/windows/windows_ime.c

@@ -60,17 +60,12 @@ static void WinIME_OnChar(LCUI_Event e, void *arg)
 	LCUIIME_Commit(text, 2);
 }
 
-/**
-* 输入法被打开时的处理
-* 可以在输入法被打开时，初始化相关数据，链接至词库什么的
-**/
 static LCUI_BOOL IME_Open(void)
 {
 	LCUI_BindSysEvent(WM_CHAR, WinIME_OnChar, NULL, NULL);
 	return TRUE;
 }
 
-/** 输入法被关闭时的处理 */
 static LCUI_BOOL IME_Close(void)
 {
 	LCUI_UnbindSysEvent(WM_CHAR, WinIME_OnChar);

src/platform/windows/windows_keyboard.c

@@ -38,19 +38,20 @@
 static void OnKeyboardMessage(LCUI_Event ev, void *arg)
 {
 	MSG* msg = arg;
-	static POINT mouse_pos;
 	LCUI_SysEventRec sys_ev;
+
 	switch (msg->message) {
 	case WM_KEYDOWN:
 		sys_ev.type = LCUI_KEYDOWN;
-		sys_ev.key.code = msg->wParam;
 		break;
 	case WM_KEYUP:
 		sys_ev.type = LCUI_KEYUP;
-		sys_ev.key.code = msg->wParam;
 		break;
 	default: return;
 	}
+	sys_ev.key.code = msg->wParam;
+	sys_ev.key.shift_key = (GetKeyState(VK_SHIFT) & 0x8000) ? TRUE : FALSE;
+	sys_ev.key.ctrl_key = (GetKeyState(VK_CONTROL) & 0x8000) ? TRUE : FALSE;
 	LCUI_TriggerEvent(&sys_ev, NULL);
 }