kernel32: Implementation of GetLargestConsoleWindowSize.

[Reijo Sund]

The function should return the largest size instead of hard coded
constants. A fix for the bug 10919.
---
 dlls/kernel32/console.c |   94
+++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 94 insertions(+), 0 deletions(-)

diff --git a/dlls/kernel32/console.c b/dlls/kernel32/console.c
index 21ce10a..0fb2540 100644
--- a/dlls/kernel32/console.c
+++ b/dlls/kernel32/console.c
@@ -1093,8 +1093,55 @@ DWORD WINAPI GetLargestConsoleWindowSize(HANDLE hConsoleOutput)
 	COORD c;
 	DWORD w;
     } x;
+    BOOL ret;
+    HANDLE hConOut;
+    HWND hWnd;
+    int col,lin,colpix,linpix,colext,linext,maxcolpix,maxlinpix;
+
+    hConOut = GetStdHandle(STD_OUTPUT_HANDLE);
+    SERVER_START_REQ(get_console_output_info)
+    {
+        req->handle = console_handle_unmap(hConOut);
+        ret = !wine_server_call_err( req );
+        col = reply->win_right - reply->win_left + 1;
+        lin = reply->win_bottom - reply->win_top + 1;
+    }
+    SERVER_END_REQ;
+
+    hWnd = GetConsoleWindow();
+
+    SERVER_START_REQ( get_window_rectangles )
+    {
+        req->handle = hWnd;
+        ret = !wine_server_call_err(req);
+        colpix = reply->client.right - reply->client.left;
+        linpix = reply->client.bottom - reply->client.top;
+        colext = (reply->window.right - reply->window.left) - colpix;
+        linext = (reply->window.bottom - reply->window.top) - linpix;
+    }
+    SERVER_END_REQ;
+
+    SERVER_START_REQ( get_desktop_window )
+    {
+        req->force = 1;
+        ret = !wine_server_call(req);
+        hWnd = reply->handle;
+    }
+    SERVER_END_REQ;
+
+    SERVER_START_REQ( get_window_rectangles )
+    {
+        req->handle = hWnd;
+        ret = !wine_server_call_err(req);
+        maxcolpix = reply->window.right - reply->window.left - 2 * colext;
+        maxlinpix = reply->window.bottom - reply->window.top - 3 * linext;
+    }
+    SERVER_END_REQ;
+
     x.c.X = 80;
     x.c.Y = 24;
+    if (colpix > 0) x.c.X = maxcolpix*col/colpix; 
+    if (linpix > 0) x.c.Y = maxlinpix*lin/linpix; 
     TRACE("(%p), returning %dx%d (%x)\n", hConsoleOutput, x.c.X, x.c.Y, x.w);
     return x.w;
 }
@@ -1114,8 +1161,55 @@ DWORD WINAPI GetLargestConsoleWindowSize(HANDLE hConsoleOutput)
 COORD WINAPI GetLargestConsoleWindowSize(HANDLE hConsoleOutput)
 {
     COORD c;
+    BOOL ret;
+    HANDLE hConOut;
+    HWND hWnd;
+    int col,lin,colpix,linpix,colext,linext,maxcolpix,maxlinpix;
+
+    hConOut = GetStdHandle(STD_OUTPUT_HANDLE);
+    SERVER_START_REQ(get_console_output_info)
+    {
+        req->handle = console_handle_unmap(hConOut);
+        ret = !wine_server_call_err( req );
+        col = reply->win_right - reply->win_left + 1;
+        lin = reply->win_bottom - reply->win_top + 1;
+    }
+    SERVER_END_REQ;
+
+    hWnd = GetConsoleWindow();
+
+    SERVER_START_REQ( get_window_rectangles )
+    {
+        req->handle = hWnd;
+        ret = !wine_server_call_err(req);
+        colpix = reply->client.right - reply->client.left;
+        linpix = reply->client.bottom - reply->client.top;
+        colext = (reply->window.right - reply->window.left) - colpix;
+        linext = (reply->window.bottom - reply->window.top) - linpix;
+    }
+    SERVER_END_REQ;
+
+    SERVER_START_REQ( get_desktop_window )
+    {
+        req->force = 1;
+        ret = !wine_server_call(req);
+        hWnd = reply->handle;
+    }
+    SERVER_END_REQ;
+
+    SERVER_START_REQ( get_window_rectangles )
+    {
+        req->handle = hWnd;
+        ret = !wine_server_call_err(req);
+        maxcolpix = reply->window.right - reply->window.left - 2 * colext;
+        maxlinpix = reply->window.bottom - reply->window.top - 3 * linext;
+    }
+    SERVER_END_REQ;
+
     c.X = 80;
     c.Y = 24;
+    if (colpix > 0) c.X = maxcolpix*col/colpix; 
+    if (linpix > 0) c.Y = maxlinpix*lin/linpix; 
     TRACE("(%p), returning %dx%d\n", hConsoleOutput, c.X, c.Y);
     return c;
 }
-- 
1.5.4.3