Add strut class to allow table column width to be forced.

Subversion-branch: /trunk/chocolate-doom
Subversion-revision: 539

1 files changed, 55 insertions, 0 deletions

diff --git a/textscreen/txt_strut.c b/textscreen/txt_strut.c
new file mode 100644
index 00000000..47e80130
--- /dev/null
+++ b/textscreen/txt_strut.c
@@ -0,0 +1,55 @@
+
+#include <stdlib.h>
+#include <string.h>
+
+#include "doomkeys.h"
+
+#include "txt_strut.h"
+#include "txt_io.h"
+#include "txt_main.h"
+#include "txt_window.h"
+
+static void TXT_StrutSizeCalc(TXT_UNCAST_ARG(strut), int *w, int *h)
+{
+    TXT_CAST_ARG(txt_strut_t, strut);
+
+    // Minimum width is the string length + two spaces for padding
+
+    *w = strut->width;
+    *h = 0;
+}
+
+static void TXT_StrutDrawer(TXT_UNCAST_ARG(strut), int w, int selected)
+{
+    // Nothing is drawn for a strut.
+}
+
+static void TXT_StrutDestructor(TXT_UNCAST_ARG(strut))
+{
+}
+
+static int TXT_StrutKeyPress(TXT_UNCAST_ARG(strut), int key)
+{
+}
+
+txt_widget_class_t txt_strut_class =
+{
+    TXT_StrutSizeCalc,
+    TXT_StrutDrawer,
+    TXT_StrutKeyPress,
+    TXT_StrutDestructor,
+};
+
+txt_strut_t *TXT_NewStrut(int width)
+{
+    txt_strut_t *strut;
+
+    strut = malloc(sizeof(txt_strut_t));
+
+    TXT_InitWidget(strut, &txt_strut_class);
+    strut->widget.selectable = 0;
+    strut->width = width;
+
+    return strut;
+}
+