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-rw-r--r--iup/src/iup_split.c126
1 files changed, 106 insertions, 20 deletions
diff --git a/iup/src/iup_split.c b/iup/src/iup_split.c
index 1829142..e8029cb 100644
--- a/iup/src/iup_split.c
+++ b/iup/src/iup_split.c
@@ -35,19 +35,71 @@ struct _IcontrolData
int layoutdrag, autohide, showgrip, barsize;
int direction; /* one of the types: ISPLIT_VERT, ISPLIT_HORIZ */
int val; /* split value: 0-1000, default 500 */
+ int min, max; /* used only to crop val */
};
+
+static void iSplitCropVal(Ihandle* ih)
+{
+ if (ih->data->val < ih->data->min) ih->data->val = ih->data->min;
+ if (ih->data->val > ih->data->max) ih->data->val = ih->data->max;
+}
+
static int iSplitGetWidth1(Ihandle* ih)
{
+ Ihandle *child1;
+
int width1 = ((ih->currentwidth-ih->data->barsize)*ih->data->val)/1000;
if (width1 < 0) width1 = 0;
+
+ child1 = ih->firstchild->brother;
+ if (child1)
+ {
+ Ihandle *child2 = child1->brother;
+ if (child2)
+ {
+ int width2 = (ih->currentwidth-ih->data->barsize)-width1;
+ if (width2 < 0) width2 = 0;
+
+ iupLayoutSetMinMaxSize(child2, &width2, NULL);
+
+ /* only check if child2 has a minsize */
+ if (width2 > (ih->currentwidth-ih->data->barsize)-width1)
+ width1 = (ih->currentwidth-ih->data->barsize)-width2;
+ }
+
+ iupLayoutSetMinMaxSize(child1, &width1, NULL);
+ }
+
return width1;
}
static int iSplitGetHeight1(Ihandle* ih)
{
+ Ihandle *child1;
+
int height1 = ((ih->currentheight-ih->data->barsize)*ih->data->val)/1000;
if (height1 < 0) height1 = 0;
+
+ child1 = ih->firstchild->brother;
+ if (child1)
+ {
+ Ihandle *child2 = child1->brother;
+ if (child2)
+ {
+ int height2 = (ih->currentheight-ih->data->barsize)-height1;
+ if (height2 < 0) height2 = 0;
+
+ iupLayoutSetMinMaxSize(child2, &height2, NULL);
+
+ /* only check if child2 has a minsize */
+ if (height2 > (ih->currentheight-ih->data->barsize)-height1)
+ height1 = (ih->currentheight-ih->data->barsize)-height2;
+ }
+
+ iupLayoutSetMinMaxSize(child1, NULL, &height1);
+ }
+
return height1;
}
@@ -232,8 +284,7 @@ static int iSplitMotion_CB(Ihandle* bar, int x, int y, char *status)
ih->data->val = (height1*1000)/(ih->currentheight-ih->data->barsize);
}
- if (ih->data->val < 0) ih->data->val = 0;
- if (ih->data->val > 1000) ih->data->val = 1000;
+ iSplitCropVal(ih);
if (ih->data->layoutdrag)
{
@@ -331,49 +382,49 @@ static int iSplitFocus_CB(Ihandle* bar, int focus)
static char* iSplitGetClientSize1Attrib(Ihandle* ih)
{
- int width, height;
+ int width1, height1;
char* str = iupStrGetMemory(20);
if (ih->data->direction == ISPLIT_VERT)
{
- width = iSplitGetWidth1(ih);
- height = ih->currentheight;
+ width1 = iSplitGetWidth1(ih);
+ height1 = ih->currentheight;
}
else /* ISPLIT_HORIZ */
{
- height = iSplitGetHeight1(ih);
- width = ih->currentwidth;
+ height1 = iSplitGetHeight1(ih);
+ width1 = ih->currentwidth;
}
- sprintf(str, "%dx%d", width, height);
+ sprintf(str, "%dx%d", width1, height1);
return str;
}
static char* iSplitGetClientSize2Attrib(Ihandle* ih)
{
- int width, height;
+ int width2, height2;
char* str = iupStrGetMemory(20);
if (ih->data->direction == ISPLIT_VERT)
{
int width1 = iSplitGetWidth1(ih);
- width = (ih->currentwidth-ih->data->barsize)-width1;
- if (width < 0) width = 0;
+ width2 = (ih->currentwidth-ih->data->barsize)-width1;
+ if (width2 < 0) width2 = 0;
- height = ih->currentheight;
+ height2 = ih->currentheight;
}
else /* ISPLIT_HORIZ */
{
int height1 = iSplitGetHeight1(ih);
- height = (ih->currentheight-ih->data->barsize)-height1;
- if (height < 0) height = 0;
+ height2 = (ih->currentheight-ih->data->barsize)-height1;
+ if (height2 < 0) height2 = 0;
- width = ih->currentwidth;
+ width2 = ih->currentwidth;
}
- sprintf(str, "%dx%d", width, height);
+ sprintf(str, "%dx%d", width2, height2);
return str;
}
@@ -406,7 +457,7 @@ static int iSplitSetValueAttrib(Ihandle* ih, const char* value)
{
if (!value)
{
- ih->data->val = -1;
+ ih->data->val = -1; /* reset to calculate in Natural size */
if (ih->data->autohide)
iSplitAutoHideVal(ih);
@@ -420,6 +471,7 @@ static int iSplitSetValueAttrib(Ihandle* ih, const char* value)
if (iupStrToInt(value, &val))
{
ih->data->val = val;
+ iSplitCropVal(ih);
if (ih->data->autohide)
iSplitAutoHideVal(ih);
@@ -459,6 +511,38 @@ static char* iSplitGetBarSizeAttrib(Ihandle* ih)
return str;
}
+static int iSplitSetMinMaxAttrib(Ihandle* ih, const char* value)
+{
+ if (iupStrToIntInt(value, &ih->data->min, &ih->data->max, ':'))
+ {
+ if (ih->data->min > ih->data->max)
+ {
+ int t = ih->data->min;
+ ih->data->min = ih->data->max;
+ ih->data->max = t;
+ }
+ if (ih->data->min < 0) ih->data->min = 0;
+ if (ih->data->max > 1000) ih->data->max = 1000;
+
+ if (ih->data->val != -1)
+ iSplitCropVal(ih);
+
+ if (ih->data->autohide)
+ iSplitAutoHideVal(ih);
+
+ if (ih->handle)
+ IupRefresh(ih); /* may affect all the elements in the dialog */
+ }
+ return 0; /* do not store value in hash table */
+}
+
+static char* iSplitGetMinMaxAttrib(Ihandle* ih)
+{
+ char* str = iupStrGetMemory(30);
+ sprintf(str, "%d:%d", ih->data->min, ih->data->max);
+ return str;
+}
+
static int iSplitSetLayoutDragAttrib(Ihandle* ih, const char* value)
{
if (iupStrBoolean(value))
@@ -600,11 +684,10 @@ static void iSplitComputeNaturalSizeMethod(Ihandle* ih, int *w, int *h, int *exp
else
ih->data->val = (child1->naturalheight*1000)/(natural_h-ih->data->barsize);
- if (ih->data->val < 0) ih->data->val = 0;
- if (ih->data->val > 1000) ih->data->val = 1000;
+ iSplitCropVal(ih);
}
else
- ih->data->val = 0;
+ ih->data->val = ih->data->min;
}
*w = natural_w;
@@ -707,6 +790,8 @@ static int iSplitCreateMethod(Ihandle* ih, void** params)
ih->data->autohide = 0;
ih->data->barsize = 5;
ih->data->showgrip = 1;
+ ih->data->min = 0;
+ ih->data->max = 1000;
bar = IupCanvas(NULL);
iupChildTreeAppend(ih, bar); /* bar will always be the firstchild */
@@ -766,6 +851,7 @@ Iclass* iupSplitGetClass(void)
iupClassRegisterAttribute(ic, "SHOWGRIP", iSplitGetShowGripAttrib, iSplitSetShowGripAttrib, IUPAF_SAMEASSYSTEM, "YES", IUPAF_NOT_MAPPED|IUPAF_NO_INHERIT);
iupClassRegisterAttribute(ic, "AUTOHIDE", iSplitGetAutoHideAttrib, iSplitSetAutoHideAttrib, IUPAF_SAMEASSYSTEM, "NO", IUPAF_NOT_MAPPED|IUPAF_NO_INHERIT);
iupClassRegisterAttribute(ic, "BARSIZE", iSplitGetBarSizeAttrib, iSplitSetBarSizeAttrib, IUPAF_SAMEASSYSTEM, "5", IUPAF_NOT_MAPPED|IUPAF_NO_INHERIT);
+ iupClassRegisterAttribute(ic, "MINMAX", iSplitGetMinMaxAttrib, iSplitSetMinMaxAttrib, IUPAF_SAMEASSYSTEM, "0:1000", IUPAF_NOT_MAPPED|IUPAF_NO_INHERIT);
return ic;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-11 06:17:51 +0000