Data commit

Task/Window-management/C/window-management.c

@@ -0,0 +1,138 @@
+#include<windows.h>
+#include<unistd.h>
+#include<stdio.h>
+
+const char g_szClassName[] = "weirdWindow";
+
+LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
+{
+    switch(msg)
+    {
+        case WM_CLOSE:
+            DestroyWindow(hwnd);
+        break;
+        case WM_DESTROY:
+            PostQuitMessage(0);
+        break;
+        default:
+            return DefWindowProc(hwnd, msg, wParam, lParam);
+    }
+    return 0;
+}
+
+int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,
+    LPSTR lpCmdLine, int nCmdShow)
+{
+    WNDCLASSEX wc;
+    HWND hwnd[3];
+    MSG Msg;
+	int i,x=0,y=0;
+	char str[3][100];
+	int maxX = GetSystemMetrics(SM_CXSCREEN), maxY = GetSystemMetrics(SM_CYSCREEN);
+	
+	char messages[15][180] = {"Welcome to the Rosettacode Window C implementation.",
+	"If you can see two blank windows just behind this message box, you are in luck.",
+	"Let's get started....",
+	"Yes, you will be seeing a lot of me :)",
+	"Now to get started with the tasks, the windows here are stored in an array of type HWND, the array is called hwnd (yes, I know it's very innovative.)",
+	"Let's compare the windows for equality.",
+	"Now let's hide Window 1.",
+	"Now let's see Window 1 again.",
+	"Let's close Window 2, bye, bye, Number 2 !",
+	"Let's minimize Window 1.",
+	"Now let's maximize Window 1.",
+	"And finally we come to the fun part, watch Window 1 move !",
+	"Let's double Window 1 in size for all the good work.",
+	"That's all folks ! (You still have to close that window, that was not part of the contract, sue me :D )"};
+
+    wc.cbSize        = sizeof(WNDCLASSEX);
+    wc.style         = 0;
+    wc.lpfnWndProc   = WndProc;
+    wc.cbClsExtra    = 0;
+    wc.cbWndExtra    = 0;
+    wc.hInstance     = hInstance;
+    wc.hIcon         = LoadIcon(NULL, IDI_APPLICATION);
+    wc.hCursor       = LoadCursor(NULL, IDC_ARROW);
+    wc.hbrBackground = (HBRUSH)(COLOR_WINDOW+1);
+    wc.lpszMenuName  = NULL;
+    wc.lpszClassName = g_szClassName;
+    wc.hIconSm       = LoadIcon(NULL, IDI_APPLICATION);
+
+    if(!RegisterClassEx(&wc))
+    {
+        MessageBox(NULL, "Window Registration Failed!", "Error!",MB_ICONEXCLAMATION | MB_OK);
+        return 0;
+    }
+
+	for(i=0;i<2;i++){
+		
+		sprintf(str[i],"Window Number %d",i+1);
+		
+		hwnd[i] = CreateWindow(g_szClassName,str[i],WS_OVERLAPPEDWINDOW,i*maxX/2 , 0, maxX/2-10, maxY/2-10,NULL, NULL, hInstance, NULL);
+		
+		if(hwnd[i] == NULL)
+		{
+			MessageBox(NULL, "Window Creation Failed!", "Error!",MB_ICONEXCLAMATION | MB_OK);
+			return 0;
+		}
+
+		ShowWindow(hwnd[i], nCmdShow);
+		UpdateWindow(hwnd[i]);
+	}
+	
+	for(i=0;i<6;i++){
+			MessageBox(NULL, messages[i], "Info",MB_APPLMODAL| MB_ICONINFORMATION | MB_OK);		
+	}
+	
+	if(hwnd[0]==hwnd[1])
+			MessageBox(NULL, "Window 1 and 2 are equal.", "Info",MB_APPLMODAL| MB_ICONINFORMATION | MB_OK);
+	else
+			MessageBox(NULL, "Nope, they are not.", "Info",MB_APPLMODAL| MB_ICONINFORMATION | MB_OK);
+		
+	MessageBox(NULL, messages[6], "Info",MB_APPLMODAL| MB_ICONINFORMATION | MB_OK);
+	
+	ShowWindow(hwnd[0], SW_HIDE);
+	
+	MessageBox(NULL, messages[7], "Info",MB_APPLMODAL| MB_ICONINFORMATION | MB_OK);
+	
+	ShowWindow(hwnd[0], SW_SHOW);
+	
+	MessageBox(NULL, messages[8], "Info",MB_APPLMODAL| MB_ICONINFORMATION | MB_OK);
+	
+	ShowWindow(hwnd[1], SW_HIDE);
+	
+	MessageBox(NULL, messages[9], "Info",MB_APPLMODAL| MB_ICONINFORMATION | MB_OK);
+	
+	ShowWindow(hwnd[0], SW_MINIMIZE);
+	
+	MessageBox(NULL, messages[10], "Info",MB_APPLMODAL| MB_ICONINFORMATION | MB_OK);
+	
+	ShowWindow(hwnd[0], SW_MAXIMIZE);
+	
+	MessageBox(NULL, messages[11], "Info",MB_APPLMODAL| MB_ICONINFORMATION | MB_OK);
+	
+	ShowWindow(hwnd[0], SW_RESTORE);
+	
+	while(x!=maxX/2||y!=maxY/2){
+		if(x<maxX/2)
+			x++;
+		if(y<maxY/2)
+			y++;
+		
+		MoveWindow(hwnd[0],x,y,maxX/2-10, maxY/2-10,0);
+		sleep(10);
+	}
+	
+	MessageBox(NULL, messages[12], "Info",MB_APPLMODAL| MB_ICONINFORMATION | MB_OK);
+	
+	MoveWindow(hwnd[0],0,0,maxX, maxY,0);
+	
+	MessageBox(NULL, messages[13], "Info",MB_APPLMODAL| MB_ICONINFORMATION | MB_OK);
+
+    while(GetMessage(&Msg, NULL, 0, 0) > 0)
+    {
+        TranslateMessage(&Msg);
+        DispatchMessage(&Msg);
+    }
+    return Msg.wParam;
+}