Add web search capabilities to `swhd`. Usage: Select text in any program and press `WIN+ALT+S`. A new Chrome tab comes up with Duckduck search result.

websearch.patch

diff --git a/config.def.h b/config.def.h
index 1dbc8ca..b01d887 100644
--- a/config.def.h
+++ b/config.def.h
@@ -15,6 +15,7 @@ const int VK_C = 0x43;
 // CUSTOM FUNCTION ID
 const unsigned int FUNCTION_RELOAD = 1;
 const unsigned int FUNCTION_RELOAD = 2;
+const unsigned int FUNCTION_SEARCH = 3;
 
 
 // HOTKEY DECLARATION
@@ -22,5 +23,6 @@ static const Key keys[] = {
     /* modifier/s           key     internal function   program path                 */
     {MOD_WIN,               VK_F2,  NULL,               "C:\\Windows\\notepad.exe"    },
     {MOD_WIN,               VK_F12, FUNCTION_RELOAD,    NULL                          },
-    {MOD_WIN + MOD_ALT,     VK_C,   NULL,               "C:\\Windows\\write.exe",     }
+    {MOD_WIN + MOD_ALT,     VK_C,   NULL,               "C:\\Windows\\write.exe",     },
+    {MOD_WIN + MOD_ALT,   VK_S,       FUNCTION_SEARCH,    NULL                        }
 };
diff --git a/custfunc.c b/custfunc.c
index 7cf2aff..aaaf0de 100644
--- a/custfunc.c
+++ b/custfunc.c
@@ -35,3 +35,60 @@ void RunCommand(char* command) {
     CloseHandle(pi.hProcess);
     CloseHandle(pi.hThread);
 }
+
+void SearchSelected()
+{
+    // This structure will be used to create the keyboard
+    // input event.
+    INPUT ip;
+    ip.type = INPUT_KEYBOARD;
+    ip.ki.wScan = 0;
+    ip.ki.time = 0;
+    ip.ki.dwExtraInfo = 0;
+
+    // Pause for 250 milliseconds.
+    Sleep(200);
+
+
+    // Press the "Ctrl" key
+    ip.ki.wVk = VK_CONTROL;
+    ip.ki.dwFlags = 0; // 0 for key press
+    SendInput(1, &ip, sizeof(INPUT));
+
+    // Press the "C" key
+    ip.ki.wVk = 'C';
+    ip.ki.dwFlags = 0; // 0 for key press
+    SendInput(1, &ip, sizeof(INPUT));
+
+    // Release the "C" key
+    ip.ki.wVk = 'C';
+    ip.ki.dwFlags = KEYEVENTF_KEYUP;
+    SendInput(1, &ip, sizeof(INPUT));
+
+    // Release the "Ctrl" key
+    ip.ki.wVk = VK_CONTROL;
+    ip.ki.dwFlags = KEYEVENTF_KEYUP;
+    SendInput(1, &ip, sizeof(INPUT));
+
+    HANDLE h;
+    Sleep(200);
+    if (!OpenClipboard(NULL))
+    printf("Fail to open the clipboard");
+
+    h = GetClipboardData(CF_TEXT);
+
+    const char* PREFIX = "C:\\Program Files (x86)\\Google\\Chrome\\Application\\chrome.exe \"https://duckduckgo.com/?q=";
+    const char* POSTFIX = "&t=canonical&ia=web\"";
+
+    int size = strlen(PREFIX) + strlen(h) + strlen(POSTFIX) + 1;
+    char *str = malloc(size);
+    strcpy (str, PREFIX);
+    strcat (str, h);
+    strcat (str, POSTFIX);
+
+	CloseClipboard();
+
+    printf("%s\n", (char *)str);
+
+    RunCommand(str);
+}
diff --git a/custfunc.h b/custfunc.h
index ff45195..32aa250 100644
--- a/custfunc.h
+++ b/custfunc.h
@@ -2,5 +2,6 @@
 #define CUSTFUNC_H_INCLUDED
 
 void RunCommand(char* command);
+void SearchSelected();
 
 #endif // CUSTFUNC_H_INCLUDED
diff --git a/swhd.c b/swhd.c
index 2f7c3bd..40e5ed6 100644
--- a/swhd.c
+++ b/swhd.c
@@ -46,6 +46,11 @@ void RunKey(int message) {
                 break;
             }
 
+            if (keys[i].iFunction == FUNCTION_SEARCH) {
+                SearchSelected();
+                break;
+            }
+
             // Default program execution
             RunCommand(keys[i].path);
             break;