501 lines
13 KiB
C
501 lines
13 KiB
C
/* FvwmWinList Module for Fvwm.
|
|
*
|
|
* Copyright 1994, Mike Finger (mfinger@mermaid.micro.umn.edu or
|
|
* Mike_Finger@atk.com)
|
|
*
|
|
* The functions in this source file that are the original work of Mike Finger.
|
|
*
|
|
* No guarantees or warantees or anything are provided or implied in any way
|
|
* whatsoever. Use this program at your own risk. Permission to use this
|
|
* program for any purpose is given, as long as the copyright is kept intact.
|
|
*
|
|
* Things to do: Convert to C++ (In Progress)
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include <stdlib.h>
|
|
#include <stdio.h>
|
|
#include <X11/Xlib.h>
|
|
|
|
#include "../../libs/fvwmlib.h"
|
|
|
|
#include "ButtonArray.h"
|
|
#include "Mallocs.h"
|
|
|
|
|
|
extern XFontStruct *ButtonFont;
|
|
extern Display *dpy;
|
|
extern Window win;
|
|
extern GC shadow[MAX_COLOUR_SETS],hilite[MAX_COLOUR_SETS];
|
|
extern GC graph[MAX_COLOUR_SETS],background[MAX_COLOUR_SETS];
|
|
extern int LeftJustify, TruncateLeft, ShowFocus;
|
|
|
|
extern long CurrentDesk;
|
|
extern int ShowCurrentDesk;
|
|
|
|
|
|
/*************************************************************************
|
|
* *
|
|
* Button handling functions and procedures *
|
|
* *
|
|
*************************************************************************/
|
|
|
|
/* -------------------------------------------------------------------------
|
|
ButtonNew - Allocates and fills a new button structure
|
|
------------------------------------------------------------------------- */
|
|
Button *ButtonNew(char *title, Picture *p, int up)
|
|
{
|
|
Button *new;
|
|
|
|
new = (Button *)safemalloc(sizeof(Button));
|
|
new->title = safemalloc(strlen(title)+1);
|
|
strcpy(new->title, title);
|
|
if (p != NULL)
|
|
{
|
|
new->p.picture = p->picture;
|
|
new->p.mask = p->mask;
|
|
new->p.width = p->width;
|
|
new->p.height = p->height;
|
|
new->p.depth = p->depth;
|
|
}
|
|
else
|
|
|
|
new->p.picture = 0;
|
|
|
|
new->up = up;
|
|
new->next = NULL;
|
|
new->needsupdate = 1;
|
|
|
|
return new;
|
|
}
|
|
|
|
/******************************************************************************
|
|
InitArray - Initialize the arrary of buttons
|
|
******************************************************************************/
|
|
void InitArray(ButtonArray *array,int x,int y,int w,int h)
|
|
{
|
|
array->count=0;
|
|
array->head=array->tail=NULL;
|
|
array->x=x;
|
|
array->y=y;
|
|
array->w=w;
|
|
array->h=h;
|
|
}
|
|
|
|
/******************************************************************************
|
|
UpdateArray - Update the array specifics. x,y, width, height
|
|
******************************************************************************/
|
|
void UpdateArray(ButtonArray *array,int x,int y,int w, int h)
|
|
{
|
|
Button *temp;
|
|
|
|
if (x!=-1) array->x=x;
|
|
if (y!=-1) array->y=y;
|
|
if (w!=-1) array->w=w;
|
|
if (h!=-1) array->h=h;
|
|
for(temp=array->head;temp!=NULL;temp=temp->next) temp->needsupdate=1;
|
|
}
|
|
|
|
/******************************************************************************
|
|
AddButton - Allocate space for and add the button to the bottom
|
|
******************************************************************************/
|
|
int AddButton(ButtonArray *array, char *title, Picture *p, int up)
|
|
{
|
|
Button *new;
|
|
|
|
new = ButtonNew(title, p, up);
|
|
if (array->head == NULL)
|
|
{
|
|
array->head = array->tail = new;
|
|
}
|
|
else
|
|
{
|
|
array->tail->next = new;
|
|
array->tail = new;
|
|
}
|
|
array->count++;
|
|
|
|
/* in Taskbar this replaces below ArrangeButtonArray (array);
|
|
*/
|
|
|
|
new->tw=XTextWidth(ButtonFont,title,strlen(title));
|
|
new->truncatewidth=0;
|
|
new->next=NULL;
|
|
new->needsupdate=1;
|
|
new->set=0;
|
|
|
|
return (array->count-1);
|
|
}
|
|
|
|
/******************************************************************************
|
|
UpdateButton - Change the name/stae of a button
|
|
******************************************************************************/
|
|
int UpdateButton(ButtonArray *array, int butnum, char *title, int up)
|
|
{
|
|
Button *temp;
|
|
|
|
temp=find_n(array,butnum);
|
|
if (temp!=NULL)
|
|
{
|
|
if (title!=NULL)
|
|
{
|
|
temp->title=(char *)saferealloc(temp->title,strlen(title)+1);
|
|
strcpy(temp->title,title);
|
|
temp->tw=XTextWidth(ButtonFont,title,strlen(title));
|
|
temp->truncatewidth = 0;
|
|
}
|
|
if (up!=-1) temp->up=up;
|
|
} else return -1;
|
|
temp->needsupdate=1;
|
|
return 1;
|
|
}
|
|
|
|
/* -------------------------------------------------------------------------
|
|
UpdateButtonPicture - Change the picture of a button
|
|
------------------------------------------------------------------------- */
|
|
int UpdateButtonPicture(ButtonArray *array, int butnum, Picture *p)
|
|
{
|
|
Button *temp;
|
|
temp=find_n(array,butnum);
|
|
if (temp == NULL) return -1;
|
|
if (temp->p.picture != p->picture || temp->p.mask != p->mask)
|
|
{
|
|
temp->p.picture = p->picture;
|
|
temp->p.mask = p->mask;
|
|
temp->p.width = p->width;
|
|
temp->p.height = p->height;
|
|
temp->p.depth = p->depth;
|
|
temp->needsupdate = 1;
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
/******************************************************************************
|
|
UpdateButtonSet - Change colour set of a button between odd and even
|
|
******************************************************************************/
|
|
int UpdateButtonSet(ButtonArray *array, int butnum, int set)
|
|
{
|
|
Button *btn;
|
|
|
|
btn=find_n(array, butnum);
|
|
if (btn != NULL)
|
|
{
|
|
if ((btn->set & 1) != set)
|
|
{
|
|
btn->set = (btn->set & 2) | set;
|
|
btn->needsupdate = 1;
|
|
}
|
|
} else return -1;
|
|
return 1;
|
|
}
|
|
|
|
/******************************************************************************
|
|
UpdateButtonDesk - Change desk of a button
|
|
******************************************************************************/
|
|
int UpdateButtonDesk(ButtonArray *array, int butnum, long desk )
|
|
{
|
|
Button *btn;
|
|
|
|
btn = find_n(array, butnum);
|
|
if (btn != NULL)
|
|
{
|
|
btn->desk = desk;
|
|
} else return -1;
|
|
return 1;
|
|
}
|
|
|
|
|
|
/******************************************************************************
|
|
RemoveButton - Delete a button from the list
|
|
******************************************************************************/
|
|
void RemoveButton(ButtonArray *array, int butnum)
|
|
{
|
|
Button *temp,*temp2;
|
|
|
|
if (butnum==0)
|
|
{
|
|
temp2=array->head;
|
|
temp=array->head=array->head->next;
|
|
}
|
|
else
|
|
{
|
|
temp=find_n(array,butnum-1);
|
|
if (temp==NULL) return;
|
|
temp2=temp->next;
|
|
temp->next=temp2->next;
|
|
}
|
|
|
|
if (array->tail==temp2) array->tail=temp;
|
|
|
|
FreeButton(temp2);
|
|
|
|
if (temp!=array->head) temp=temp->next;
|
|
for(;temp!=NULL;temp=temp->next) temp->needsupdate=1;
|
|
}
|
|
|
|
/******************************************************************************
|
|
find_n - Find the nth button in the list (Use internally)
|
|
******************************************************************************/
|
|
Button *find_n(ButtonArray *array, int n)
|
|
{
|
|
Button *temp;
|
|
int i;
|
|
|
|
temp=array->head;
|
|
for(i=0;i<n && temp!=NULL;i++,temp=temp->next);
|
|
return temp;
|
|
}
|
|
|
|
/******************************************************************************
|
|
FreeButton - Free space allocated to a button
|
|
******************************************************************************/
|
|
void FreeButton(Button *ptr)
|
|
{
|
|
if (ptr != NULL) {
|
|
if (ptr->title!=NULL) free(ptr->title);
|
|
free(ptr);
|
|
}
|
|
}
|
|
|
|
/******************************************************************************
|
|
FreeAllButtons - Free the whole array of buttons
|
|
******************************************************************************/
|
|
void FreeAllButtons(ButtonArray *array)
|
|
{
|
|
Button *temp,*temp2;
|
|
for(temp=array->head;temp!=NULL;)
|
|
{
|
|
temp2=temp;
|
|
temp=temp->next;
|
|
FreeButton(temp2);
|
|
}
|
|
}
|
|
|
|
/******************************************************************************
|
|
DoButton - Draw the specified button. (Used internally)
|
|
******************************************************************************/
|
|
void DoButton(Button *button, int x, int y, int w, int h)
|
|
{
|
|
int up,Fontheight,newx,set;
|
|
GC topgc;
|
|
GC bottomgc;
|
|
char *string;
|
|
XGCValues gcv;
|
|
unsigned long gcm;
|
|
XFontStruct *font;
|
|
|
|
up=button->up;
|
|
set=button->set;
|
|
topgc = up ? hilite[set] : shadow[set];
|
|
bottomgc = up ? shadow[set] : hilite[set];
|
|
font = ButtonFont;
|
|
|
|
gcm = GCFont;
|
|
gcv.font = font->fid;
|
|
XChangeGC(dpy, graph[set], gcm, &gcv);
|
|
|
|
|
|
Fontheight=ButtonFont->ascent+ButtonFont->descent;
|
|
|
|
/*? XClearArea(dpy,win,x,y,w,h,False);*/
|
|
XFillRectangle(dpy,win,background[set],x,y,w,h+1);
|
|
|
|
if ((button->p.picture != 0)/* &&
|
|
(w + button->p.width + w3p + 3 > MIN_BUTTON_SIZE)*/) {
|
|
|
|
gcm = GCClipMask|GCClipXOrigin|GCClipYOrigin;
|
|
gcv.clip_mask = button->p.mask;
|
|
gcv.clip_x_origin = x + 4;
|
|
gcv.clip_y_origin = y + ((h-button->p.height) >> 1);
|
|
XChangeGC(dpy, hilite[set], gcm, &gcv);
|
|
XCopyArea(dpy, button->p.picture, win, hilite[set], 0, 0,
|
|
button->p.width, button->p.height,
|
|
gcv.clip_x_origin, gcv.clip_y_origin);
|
|
gcm = GCClipMask;
|
|
gcv.clip_mask = None;
|
|
XChangeGC(dpy, hilite[set], gcm, &gcv);
|
|
|
|
newx = button->p.width+6;
|
|
}
|
|
else
|
|
{
|
|
if (LeftJustify)
|
|
newx=4;
|
|
else
|
|
newx=max((w-button->tw)/2,4);
|
|
}
|
|
|
|
string=button->title;
|
|
|
|
if (!LeftJustify) {
|
|
if (TruncateLeft && (w-button->tw)/2 < 4) {
|
|
if (button->truncatewidth == w)
|
|
string=button->truncate_title;
|
|
else {
|
|
string=button->title;
|
|
while(*string && (w-XTextWidth(ButtonFont,string,strlen(string)))/2 < 4)
|
|
string++;
|
|
button->truncatewidth = w;
|
|
button->truncate_title=string;
|
|
}
|
|
}
|
|
}
|
|
XDrawString(dpy,win,graph[set],x+newx,y+3+ButtonFont->ascent,string,strlen(string));
|
|
button->needsupdate=0;
|
|
|
|
/* Draw relief last, don't forget that XDrawLine doesn't do the last pixel */
|
|
XDrawLine(dpy,win,topgc,x,y,x+w-1,y);
|
|
XDrawLine(dpy,win,topgc,x+1,y+1,x+w-2,y+1);
|
|
XDrawLine(dpy,win,topgc,x,y+1,x,y+h+1);
|
|
XDrawLine(dpy,win,topgc,x+1,y+2,x+1,y+h);
|
|
XDrawLine(dpy,win,bottomgc,x+1,y+h,x+w,y+h);
|
|
XDrawLine(dpy,win,bottomgc,x+2,y+h-1,x+w-1,y+h-1);
|
|
XDrawLine(dpy,win,bottomgc,x+w-1,y,x+w-1,y+h);
|
|
XDrawLine(dpy,win,bottomgc,x+w-2,y+1,x+w-2,y+h-1);
|
|
|
|
}
|
|
|
|
/******************************************************************************
|
|
DrawButtonArray - Draw the whole array (all=1), or only those that need.
|
|
******************************************************************************/
|
|
void DrawButtonArray(ButtonArray *barray, int all)
|
|
{
|
|
Button *btn;
|
|
int i = 0; /* buttons displayed */
|
|
|
|
for(btn = barray->head; btn != NULL; btn = btn->next)
|
|
{
|
|
if((!ShowCurrentDesk) || ( btn->desk == CurrentDesk ) )
|
|
{
|
|
if (btn->needsupdate || all)
|
|
{
|
|
DoButton
|
|
(
|
|
btn,barray->x,
|
|
barray->y+(i*(barray->h+1)),
|
|
barray->w,barray->h
|
|
);
|
|
}
|
|
i++;
|
|
}
|
|
}
|
|
}
|
|
|
|
/******************************************************************************
|
|
SwitchButton - Alternate the state of a button
|
|
******************************************************************************/
|
|
void SwitchButton(ButtonArray *array, int butnum)
|
|
{
|
|
Button *btn;
|
|
|
|
btn = find_n(array, butnum);
|
|
btn->up =!btn->up;
|
|
btn->needsupdate=1;
|
|
DrawButtonArray(array, 0);
|
|
}
|
|
|
|
/* -------------------------------------------------------------------------
|
|
RadioButton - Enable button i and verify all others are disabled
|
|
------------------------------------------------------------------------- */
|
|
void RadioButton(ButtonArray *array, int butnum)
|
|
{
|
|
Button *temp;
|
|
int i;
|
|
|
|
for(temp=array->head,i=0; temp!=NULL; temp=temp->next,i++)
|
|
{
|
|
if (i == butnum)
|
|
{
|
|
if (ShowFocus && temp->up)
|
|
{
|
|
temp->up = 0;
|
|
temp->needsupdate=1;
|
|
}
|
|
if (!(temp->set & 2))
|
|
{
|
|
temp->set |= 2;
|
|
temp->needsupdate=1;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (ShowFocus && !temp->up)
|
|
{
|
|
temp->up = 1;
|
|
temp->needsupdate = 1;
|
|
}
|
|
if (temp->set & 2)
|
|
{
|
|
temp->set &= 1;
|
|
temp->needsupdate = 1;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/******************************************************************************
|
|
WhichButton - Based on x,y which button was pressed
|
|
******************************************************************************/
|
|
int WhichButton(ButtonArray *array,int x, int y)
|
|
{
|
|
int num;
|
|
|
|
num=y/(array->h+1);
|
|
if (x<array->x || x>array->x+array->w || num<0 || num>array->count-1) num=-1;
|
|
|
|
/* Current Desk Hack */
|
|
|
|
if(ShowCurrentDesk)
|
|
{
|
|
Button *temp;
|
|
int i, n;
|
|
|
|
temp=array->head;
|
|
for(i=0, n = 0;n < (num + 1) && temp != NULL;temp=temp->next, i++)
|
|
{
|
|
if(temp->desk == CurrentDesk)
|
|
n++;
|
|
}
|
|
num = i-1;
|
|
}
|
|
return(num);
|
|
}
|
|
|
|
/******************************************************************************
|
|
ButtonName - Return the name of the button
|
|
******************************************************************************/
|
|
char *ButtonName(ButtonArray *array, int butnum)
|
|
{
|
|
Button *temp;
|
|
|
|
temp=find_n(array,butnum);
|
|
return temp->title;
|
|
}
|
|
|
|
/******************************************************************************
|
|
PrintButtons - Print the array of button names to the console. (Debugging)
|
|
******************************************************************************/
|
|
void PrintButtons(ButtonArray *array)
|
|
{
|
|
Button *temp;
|
|
|
|
ConsoleMessage("List of Buttons:\n");
|
|
for(temp=array->head;temp!=NULL;temp=temp->next)
|
|
ConsoleMessage(" %s is %s\n",temp->title,(temp->up) ? "Up":"Down");
|
|
}
|
|
|
|
#if 0
|
|
/******************************************************************************
|
|
ButtonArrayMaxWidth - Calculate the width needed for the widest title
|
|
******************************************************************************/
|
|
int ButtonArrayMaxWidth(ButtonArray *array)
|
|
{
|
|
Button *temp;
|
|
int x=0;
|
|
for(temp=array->head;temp!=NULL;temp=temp->next)
|
|
x=max(temp->tw,x);
|
|
return x;
|
|
}
|
|
#endif
|