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authorhobbs <hobbs>2002-09-02 23:32:35 (GMT)
committerhobbs <hobbs>2002-09-02 23:32:35 (GMT)
commit88426baa4bb76cec3887e6901f546dc492cdc29c (patch)
tree13a9357525ccdb65475757c44cf489c1b3da1493 /win
parentc08fb932b2dfb648827eb09a3631db10ef7c6fd8 (diff)
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* tests/button.test: added button-14.1
* win/tkWinButton.c (TkpComputeButtonGeometry): correct Win button sizing to be equal for one-line buttons with -height of 0 or 1, as well as -height 0 buttons with empty text and no image, which should be the same as single-line text buttons. [Bug #565485]
Diffstat (limited to 'win')
-rw-r--r--win/tkWinButton.c140
1 files changed, 79 insertions, 61 deletions
diff --git a/win/tkWinButton.c b/win/tkWinButton.c
index 4ca5054..e004a3c 100644
--- a/win/tkWinButton.c
+++ b/win/tkWinButton.c
@@ -9,7 +9,7 @@
* See the file "license.terms" for information on usage and redistribution
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
- * RCS: @(#) $Id: tkWinButton.c,v 1.18 2002/08/28 01:08:06 drh Exp $
+ * RCS: @(#) $Id: tkWinButton.c,v 1.19 2002/09/02 23:32:35 hobbs Exp $
*/
#define OEMRESOURCE
@@ -842,66 +842,66 @@ TkpComputeButtonGeometry(butPtr)
/*
* Set width and height by button type; See User Experience table, p449.
+ * These are text-based measurements, even if the text is "".
+ * If there is an image, height will get set again later.
*/
switch (butPtr->type) {
case TYPE_BUTTON: {
- if (haveText) {
- /*
- * First compute the minimum width of the button in
- * characters. MWUE says that the button should be
- * 50 DLUs. We allow 6 DLUs padding left and right.
- * (There is no rule but this is consistent with the
- * fact that button text is 8 DLUs high and buttons
- * are 14 DLUs high.)
- *
- * The width is specified in characters. A character
- * is, by definition, 4 DLUs wide. 11 char * 4 DLU
- * is 44 DLU + 6 DLU padding = 50 DLU. Therefore,
- * width = -11 -> MWUE compliant buttons.
- */
- if (butPtr->width < 0) {
- /* Min width in characters */
- minWidth = -(butPtr->width);
- /* Allow for characters */
- width = avgWidth * minWidth;
- /* Add for padding */
- width += (int)(0.5 + (6 * hDLU));
- }
-
- /*
- * If shrink-wrapping was requested (width = 0) or
- * if the text is wider than the default button width,
- * adjust the button width up to suit.
- */
- if (butPtr->width == 0
- || (txtWidth + (int)(0.5 + (6 * hDLU)) > width)) {
- width = txtWidth + (int)(0.5 + (6 * hDLU));
- }
+ /*
+ * First compute the minimum width of the button in
+ * characters. MWUE says that the button should be
+ * 50 DLUs. We allow 6 DLUs padding left and right.
+ * (There is no rule but this is consistent with the
+ * fact that button text is 8 DLUs high and buttons
+ * are 14 DLUs high.)
+ *
+ * The width is specified in characters. A character
+ * is, by definition, 4 DLUs wide. 11 char * 4 DLU
+ * is 44 DLU + 6 DLU padding = 50 DLU. Therefore,
+ * width = -11 -> MWUE compliant buttons.
+ */
+ if (butPtr->width < 0) {
+ /* Min width in characters */
+ minWidth = -(butPtr->width);
+ /* Allow for characters */
+ width = avgWidth * minWidth;
+ /* Add for padding */
+ width += (int)(0.5 + (6 * hDLU));
+ }
- /*
- * The User Experience says 14 DLUs. Since text is, by
- * definition, 8 DLU/line, this allows for multi-line text
- * while working perfectly for single-line text.
- */
- height = txtHeight + (int)(0.5 + (6 * vDLU));
-
- /*
- * The above includes 6 DLUs of padding which should include
- * defaults of 1 pixel of highlightwidth, 2 pixels of
- * borderwidth, 1 pixel of padding and 1 pixel of extra inset
- * on each side. Those will be added later so reduce width
- * and height now to compensate.
- */
- width -= 10;
- height -= 10;
-
- /*
- * Extra inset for the focus ring.
- */
- butPtr->inset += 1;
- }
- break;
- }
+ /*
+ * If shrink-wrapping was requested (width = 0) or
+ * if the text is wider than the default button width,
+ * adjust the button width up to suit.
+ */
+ if (butPtr->width == 0
+ || (txtWidth + (int)(0.5 + (6 * hDLU)) > width)) {
+ width = txtWidth + (int)(0.5 + (6 * hDLU));
+ }
+
+ /*
+ * The User Experience says 14 DLUs. Since text is, by
+ * definition, 8 DLU/line, this allows for multi-line text
+ * while working perfectly for single-line text.
+ */
+ height = txtHeight + (int)(0.5 + (6 * vDLU));
+
+ /*
+ * The above includes 6 DLUs of padding which should include
+ * defaults of 1 pixel of highlightwidth, 2 pixels of
+ * borderwidth, 1 pixel of padding and 1 pixel of extra inset
+ * on each side. Those will be added later so reduce width
+ * and height now to compensate.
+ */
+ width -= 10;
+ height -= 10;
+
+ /*
+ * Extra inset for the focus ring.
+ */
+ butPtr->inset += 1;
+ break;
+ }
case TYPE_LABEL: {
/*
@@ -918,8 +918,9 @@ TkpComputeButtonGeometry(butPtr)
if (txtHeight) {
height = txtHeight;
} else {
- /* If there's no text, we want the height to be one linespace */
- /* WUZ - and no image? */
+ /*
+ * If there's no text, we want the height to be one linespace.
+ */
height = fm.linespace;
}
break;
@@ -1044,12 +1045,29 @@ TkpComputeButtonGeometry(butPtr)
}
/*
- * butPtr->height is in lines of text. We need to allow for
+ * butPtr->height is in lines of text. We need to allow for
* that many lines on the face, not in the over-all button
* height.
*/
if (butPtr->height > 0) {
height = butPtr->height * fm.linespace;
+
+ /*
+ * Make the same adjustments as above to get same height for
+ * e.g. a one line text with -height 0 or 1. [Bug #565485]
+ */
+
+ switch (butPtr->type) {
+ case TYPE_BUTTON: {
+ height += (int)(0.5 + (6 * vDLU)) - 10;
+ break;
+ }
+ case TYPE_RADIO_BUTTON:
+ case TYPE_CHECK_BUTTON: {
+ height += (int)(0.5 + (2.0 * vDLU)) - 4;
+ break;
+ }
+ }
}
width += 2 * butPtr->padX;
@@ -1058,7 +1076,7 @@ TkpComputeButtonGeometry(butPtr)
/* Fix up width and height for indicator sizing and spacing */
if (butPtr->type == TYPE_RADIO_BUTTON
- || butPtr->type == TYPE_CHECK_BUTTON) {
+ || butPtr->type == TYPE_CHECK_BUTTON) {
if (butPtr->indicatorOn) {
butPtr->indicatorDiameter = tsdPtr->boxHeight;