Changeset 60

Timestamp:

04/03/08 05:44:47 (6 months ago)

Author:

Chris Miller

Message:

Added text box functions (char/line/position).

Files:

• trunk/win32/dfl/internal/winapi.d (modified) (1 diff)
• trunk/win32/dfl/richtextbox.d (modified) (1 diff)
• trunk/win32/dfl/textbox.d (modified) (1 diff)

trunk/win32/dfl/internal/winapi.d

@@ -297 +297 @@
-        EM_EXGETSEL = WM_USER + 52,
-        EM_EXLIMITTEXT = WM_USER + 53,
+        EM_EXLINEFROMCHAR = WM_USER + 54,
-        EM_EXSETSEL = WM_USER + 55,
-        EM_GETCHARFORMAT = WM_USER + 58,

trunk/win32/dfl/richtextbox.d

@@ -710 +710 @@
-    
-    
+    ///
+    override int getLineFromCharIndex(int charIndex)
+    {
+        if(!isHandleCreated)
+            return -1; // ...
+        if(charIndex < 0)
+            return -1;
+        return SendMessageA(hwnd, EM_EXLINEFROMCHAR, 0, charIndex);
+    }
+    
+    
-    private void _getFormat(CHARFORMAT2A* cf, BOOL selection = TRUE)
-    in

trunk/win32/dfl/textbox.d

@@ -792 +792 @@
-    
-    alias Control.cursor cursor; // Overload.
+    
+    
+    ///
+    int getFirstCharIndexFromLine(int line)
+    {
+        if(!isHandleCreated)
+            return -1; // ...
+        if(line < 0)
+            return -1;
+        return SendMessageA(hwnd, EM_LINEINDEX, line, 0);
+    }
+    
+    /// ditto
+    int getFirstCharIndexOfCurrentLine()
+    {
+        if(!isHandleCreated)
+            return -1; // ...
+        return SendMessageA(hwnd, EM_LINEINDEX, -1, 0);
+    }
+    
+    
+    ///
+    int getLineFromCharIndex(int charIndex)
+    {
+        if(!isHandleCreated)
+            return -1; // ...
+        if(charIndex < 0)
+            return -1;
+        return SendMessageA(hwnd, EM_LINEFROMCHAR, charIndex, 0);
+    }
+    
+    
+    ///
+    Point getPositionFromCharIndex(int charIndex)
+    {
+        if(!isHandleCreated)
+            return Point(0, 0); // ...
+        if(charIndex < 0)
+            return Point(0, 0);
+        POINT point;
+        SendMessageA(hwnd, EM_POSFROMCHAR, cast(WPARAM)&point, charIndex);
+        return Point(point.x, point.y);
+    }
+    
+    /// ditto
+    int getCharIndexFromPosition(Point pt)
+    {
+        if(!isHandleCreated)
+            return -1; // ...
+        if(!multiline)
+            return 0;
+        auto lresult = SendMessageA(hwnd, EM_CHARFROMPOS, 0, MAKELPARAM(pt.x, pt.y));
+        if(-1 == lresult)
+            return -1;
+        return cast(int)cast(short)(lresult & 0xFFFF);
+    }
-    
-