xmenu_private.c File Reference

#include "xmenu_private.h"

Include dependency graph for xmenu_private.c:

Go to the source code of this file.

Functions
int	_menu_remove_low_dash (char *str)
void	_draw_menu_label (void *w_, void *user_data)
	_draw_menu_label - draw the menu label on expose call More...
void	_check_menu_state (void *w_, void *user_data)
	_check_menu_state - follow the mouse pointer when a menu is active More...
void	_menu_released (void *w_, void *button_, void *user_data)
	_menu_released - popup the menu on click More...
void	_menu_entry_released (void *w_, void *item_, void *user_data)
	_menu_entry_released - the menu release func More...
void	_draw_menu (void *w_, void *user_data)
	_draw_menu - draw menu on expose call More...
void	_draw_item (void *w_, void *user_data)
	_draw_item - draw item on expose call More...
void	_draw_accel_item (void *w_, void *user_data)
	_draw_accel_item - draw accel item on expose call More...
void	_draw_check_item (void *w_, void *user_data)
	_draw_check_item - draw item on expose call More...
void	_draw_viewslider (void *w_, void *user_data)
	_draw_viewslider - draw a slider on the viewport to indicate the view point More...
void	_set_viewpoint (void *w_, void *user_data)
	_set_viewpoint - move the view_port to position More...
void	_check_item_button_pressed (void *w_, void *button_, void *user_data)
	_check_item_button_pressed - redraw item on button press More...
void	_radio_item_button_pressed (void *w_, void *button_, void *user_data)
	_radio_item_button_pressed - redraw item on button press More...
void	_configure_menu (Widget_t *parent, Widget_t *menu, int elem, bool above)
	_configure_menu - set final size and position of menu to a Widget_t More...

Function Documentation

_check_item_button_pressed()

void _check_item_button_pressed	(	void *	w_,
		void *	button_,
		void *	user_data
	)

_check_item_button_pressed - redraw item on button press

Parameters

*button	- the xbutton which is pressed
*user_data	- attached user_data

Returns

void

Definition at line 266 of file xmenu_private.c.

                                                                          {
    Widget_t *w = (Widget_t*)w_;
    if (w->flags & HAS_FOCUS) {
        float value = w->adj_y->value ? 0.0 : 1.0;
        adj_set_value(w->adj_y, value);
    }
}

References adj_set_value(), Widget_t::adj_y, Widget_t::flags, HAS_FOCUS, and Adjustment_t::value.

_check_menu_state()

void _check_menu_state	(	void *	w_,
		void *	user_data
	)

_check_menu_state - follow the mouse pointer when a menu is active

Parameters

*w_	- the menu to check
*user_data	- attached user_data

Returns

void

Definition at line 78 of file xmenu_private.c.

                                                  {
    Widget_t *w = (Widget_t*)w_;
    Widget_t *parent = w->parent;
    int i = parent->childlist->elem-1;
    for(;i>-1;i--) {
        Widget_t *wid = parent->childlist->childs[i];
        if (childlist_has_child(wid->childlist)) {
            if ((wid->childlist->childs[0] == w->app->hold_grab) && (wid !=w)) {
                XUngrabPointer(w->app->dpy,CurrentTime);
                widget_hide(w->app->hold_grab);
                w->app->hold_grab = NULL;
                pop_menu_show(w, w->childlist->childs[0], 6, true);
                break;
            }
        }
    }
    transparent_draw(w_, user_data);
}

References Widget_t::app, Widget_t::childlist, childlist_has_child(), Childlist_t::childs, Xputty::dpy, Childlist_t::elem, Xputty::hold_grab, Widget_t::parent, pop_menu_show(), transparent_draw(), and widget_hide().

_configure_menu()

void _configure_menu	(	Widget_t *	parent,
		Widget_t *	menu,
		int	elem,
		bool	above
	)

_configure_menu - set final size and position of menu to a Widget_t

Parameters

*parent	- pointer to the Widget_t the menu should pop over
*menu	- the menu to show

Returns

void

Definition at line 281 of file xmenu_private.c.

                                                                             {
    Widget_t* view_port =  menu->childlist->childs[0];
    if (!view_port->childlist->elem) return;
    XWindowAttributes attrs;
    XGetWindowAttributes(menu->app->dpy, (Window)view_port->childlist->childs[0]->widget, &attrs);
    int height = attrs.height;
    int x1, y1;
    int posy = (above) ? parent->height : 0;
    Window child;
    XTranslateCoordinates( parent->app->dpy, parent->widget, DefaultRootWindow(parent->app->dpy), 0, posy, &x1, &y1, &child );
    int item_width = 1.0;
    cairo_text_extents_t extents;
    int i = view_port->childlist->elem-1;
    set_adjustment(view_port->adj,0.0, view_port->adj->value, 0.0, i-(elem-1),1.0, CL_VIEWPORT);
    bool is_not_scrolable = false;
    if(view_port->childlist->elem <= elem) {
        elem = view_port->childlist->elem;
        is_not_scrolable = true;
    }
    for(;i>-1;i--) {
        Widget_t *w = view_port->childlist->childs[i];
        cairo_set_font_size (w->crb, height/2);
        cairo_text_extents(w->crb,w->label , &extents);
        
        item_width = max(item_width, (int)extents.width+40);
        if(is_not_scrolable) w->scale.gravity = NORTHEAST;
    }
    if(above) {
        if(item_width<parent->width)item_width = parent->width;
    }
    XResizeWindow (menu->app->dpy, menu->widget, item_width, height*elem);
    XResizeWindow (view_port->app->dpy, view_port->widget, item_width, height*view_port->childlist->elem);
    XMoveWindow(menu->app->dpy,menu->widget,x1, y1);   
}

References Widget_t::adj, Widget_t::app, Widget_t::childlist, Childlist_t::childs, CL_VIEWPORT, Widget_t::crb, Xputty::dpy, Childlist_t::elem, Resize_t::gravity, Widget_t::height, Widget_t::label, max, NORTHEAST, Widget_t::scale, set_adjustment(), Adjustment_t::value, Widget_t::widget, and Widget_t::width.

_draw_accel_item()

void _draw_accel_item	(	void *	w_,
		void *	user_data
	)

_draw_accel_item - draw accel item on expose call

Parameters

*w_	- the item to draw
*user_data	- attached user_data

Returns

void

show label

Definition at line 162 of file xmenu_private.c.

                                                 {
    Widget_t *w = (Widget_t*)w_;
    if (!w) return;
    XWindowAttributes attrs;
    XGetWindowAttributes(w->app->dpy, (Window)w->widget, &attrs);
    int width = attrs.width;
    int height = attrs.height;
    if (attrs.map_state != IsViewable) return;
 
    use_base_color_scheme(w, NORMAL_);
    cairo_rectangle(w->crb, 0, 0, width , height);
    if(w->state==1) {
        use_base_color_scheme(w, PRELIGHT_);
    } else if(w->state==2) {
        use_base_color_scheme(w, SELECTED_);
    } else if(w->state==3) {
        use_base_color_scheme(w, ACTIVE_);
    }
    cairo_fill_preserve(w->crb);
    cairo_set_line_width(w->crb, 1.0);
    use_frame_color_scheme(w, PRELIGHT_);
    cairo_stroke(w->crb); 
 
    cairo_text_extents_t extents;
    /** show label **/
    use_text_color_scheme(w, get_color_state(w));
    cairo_set_font_size (w->crb, height/2);
 
    if (strstr(w->label, "_")) {
        cairo_text_extents(w->crb, "--", &extents);
        double underline = extents.width;
        strcpy(w->input_label,w->label);
        int pos = _menu_remove_low_dash(w->input_label);
        cairo_text_extents(w->crb,w->input_label , &extents);
        cairo_move_to (w->crb, (width-extents.width)*0.5, (height+extents.height)*0.5);
        cairo_show_text(w->crb, w->input_label);
        cairo_set_line_width(w->crb, 1.0);
        cairo_move_to (w->crb, (width-extents.width)*0.5 + (pos * underline), (height+extents.height)*0.55);
        cairo_line_to(w->crb,(width-extents.width)*0.5 + ((pos+1) * underline), (height+extents.height)*0.55);
        cairo_stroke(w->crb);
    } else {
        cairo_text_extents(w->crb,w->label , &extents);
        cairo_move_to (w->crb, (width-extents.width)*0.5, (height+extents.height)*0.5);
        cairo_show_text(w->crb, w->label);
    }
    cairo_new_path (w->crb);
}

References _menu_remove_low_dash(), ACTIVE_, Widget_t::app, Widget_t::crb, Xputty::dpy, get_color_state(), Widget_t::input_label, Widget_t::label, NORMAL_, PRELIGHT_, SELECTED_, Widget_t::state, use_base_color_scheme(), use_frame_color_scheme(), use_text_color_scheme(), and Widget_t::widget.

_draw_check_item()

void _draw_check_item	(	void *	w_,
		void *	user_data
	)

_draw_check_item - draw item on expose call

Parameters

*w_	- the item to draw
*user_data	- attached user_data

Returns

void

Definition at line 210 of file xmenu_private.c.

                                                 {
    _draw_item(w_, user_data);
    Widget_t *w = (Widget_t*)w_;
    XWindowAttributes attrs;
    XGetWindowAttributes(w->app->dpy, (Window)w->widget, &attrs);
    int height = attrs.height;
    if (w->flags & IS_RADIO) {
        cairo_arc(w->crb, height/3, height/2, height/6, 0, 2 * M_PI );
    } else {
        cairo_rectangle(w->crb, height/6, height/3, height/3 , height/3);
    }
    use_shadow_color_scheme(w, get_color_state(w));
    cairo_fill(w->crb);
    if ((int) w->adj_y->value) {
        if (w->flags & IS_RADIO) {
            cairo_arc(w->crb, height/3, height/2, height/6-2, 0, 2 * M_PI );
        } else {
            cairo_rectangle(w->crb, height/6+1, height/3+1, height/3-2 , height/3-2);
        }
        use_fg_color_scheme(w, ACTIVE_);
        cairo_fill(w->crb);
    }
}

References _draw_item(), ACTIVE_, Widget_t::adj_y, Widget_t::app, Widget_t::crb, Xputty::dpy, Widget_t::flags, get_color_state(), IS_RADIO, use_fg_color_scheme(), use_shadow_color_scheme(), Adjustment_t::value, and Widget_t::widget.

_draw_item()

void _draw_item	(	void *	w_,
		void *	user_data
	)

_draw_item - draw item on expose call

Parameters

*w_	- the item to draw
*user_data	- attached user_data

Returns

void

show label

Definition at line 129 of file xmenu_private.c.

                                           {
    Widget_t *w = (Widget_t*)w_;
    if (!w) return;
    XWindowAttributes attrs;
    XGetWindowAttributes(w->app->dpy, (Window)w->widget, &attrs);
    int width = attrs.width;
    int height = attrs.height;
    if (attrs.map_state != IsViewable) return;
 
    use_base_color_scheme(w, NORMAL_);
    cairo_rectangle(w->crb, 0, 0, width , height);
    if(w->state==1) {
        use_base_color_scheme(w, PRELIGHT_);
    } else if(w->state==2) {
        use_base_color_scheme(w, SELECTED_);
    } else if(w->state==3) {
        use_base_color_scheme(w, ACTIVE_);
    }
    cairo_fill_preserve(w->crb);
    cairo_set_line_width(w->crb, 1.0);
    use_frame_color_scheme(w, PRELIGHT_);
    cairo_stroke(w->crb); 
 
    cairo_text_extents_t extents;
    /** show label **/
    use_text_color_scheme(w, get_color_state(w));
    cairo_set_font_size (w->crb, height/2);
    cairo_text_extents(w->crb,w->label , &extents);
    cairo_move_to (w->crb, (width-extents.width)*0.5, (height+extents.height)*0.5);
    cairo_show_text(w->crb, w->label);
    cairo_new_path (w->crb);
}

References ACTIVE_, Widget_t::app, Widget_t::crb, Xputty::dpy, get_color_state(), Widget_t::label, NORMAL_, PRELIGHT_, SELECTED_, Widget_t::state, use_base_color_scheme(), use_frame_color_scheme(), use_text_color_scheme(), and Widget_t::widget.

_draw_menu()

void _draw_menu	(	void *	w_,
		void *	user_data
	)

_draw_menu - draw menu on expose call

Parameters

*w_	- the menu to draw
*user_data	- attached user_data

Returns

void

Definition at line 122 of file xmenu_private.c.

                                           {
    Widget_t *w = (Widget_t*)w_;
    if (!w) return;
    use_bg_color_scheme(w, get_color_state(w));
    cairo_paint (w->crb);
}

References Widget_t::crb, get_color_state(), and use_bg_color_scheme().

_draw_menu_label()

void _draw_menu_label	(	void *	w_,
		void *	user_data
	)

_draw_menu_label - draw the menu label on expose call

Parameters

*w_	- the menu to draw
*user_data	- attached user_data

Returns

void

Definition at line 44 of file xmenu_private.c.

                                                 {
    Widget_t *w = (Widget_t*)w_;
    XWindowAttributes attrs;
    XGetWindowAttributes(w->app->dpy, (Window)w->widget, &attrs);
    int width = attrs.width;
    int height = attrs.height;
 
    cairo_text_extents_t extents;
    use_text_color_scheme(w, get_color_state(w));
    cairo_set_font_size (w->crb, w->app->normal_font/w->scale.ascale);
    cairo_text_extents(w->crb, "A", &extents);
    double lh = extents.height;
 
    if (strstr(w->label, "_")) {
        cairo_text_extents(w->crb, "--", &extents);
        double underline = extents.width;
        strcpy(w->input_label,w->label);
        int pos = _menu_remove_low_dash(w->input_label);
        cairo_text_extents(w->crb,w->input_label , &extents);
        cairo_move_to (w->crb, (width-extents.width)*0.5, (height+lh)*0.5);
        cairo_show_text(w->crb, w->input_label);
        cairo_set_line_width(w->crb, 1.0);
        cairo_move_to (w->crb, (width-extents.width)*0.5 + (pos * underline), (height+lh)*0.55);
        cairo_line_to(w->crb,(width-extents.width)*0.5 + ((pos+1) * underline), (height+lh)*0.55);
        cairo_stroke(w->crb);
    } else {
        cairo_text_extents(w->crb,w->label , &extents);
        cairo_move_to (w->crb, (width-extents.width)*0.5, (height+lh)*0.5);
        cairo_show_text(w->crb, w->label);
    }
 
    cairo_new_path (w->crb);
}

References _menu_remove_low_dash(), Widget_t::app, Resize_t::ascale, Widget_t::crb, Xputty::dpy, get_color_state(), Widget_t::input_label, Widget_t::label, Xputty::normal_font, Widget_t::scale, use_text_color_scheme(), and Widget_t::widget.

_draw_viewslider()

void _draw_viewslider	(	void *	w_,
		void *	user_data
	)

_draw_viewslider - draw a slider on the viewport to indicate the view point

Parameters

*w_	- void pointer to view_port
*user_data	- attached user_data

Returns

void

Definition at line 234 of file xmenu_private.c.

                                                 {
    Widget_t *w = (Widget_t*)w_;
    int v = (int)w->adj->max_value;
    if (!v) return;
    XWindowAttributes attrs;
    XGetWindowAttributes(w->app->dpy, (Window)w->widget, &attrs);
    if (attrs.map_state != IsViewable) return;
    int width = attrs.width;
    int height = attrs.height;
    float sliderstate = adj_get_state(w->adj);
    use_bg_color_scheme(w, NORMAL_);
    cairo_rectangle(w->crb, width-5,0,5,height);
    cairo_fill_preserve(w->crb);
    use_shadow_color_scheme(w, NORMAL_);
    cairo_fill(w->crb);
    use_bg_color_scheme(w, NORMAL_);
    cairo_rectangle(w->crb, width-5,(height-10)*sliderstate,5,10);
    cairo_fill_preserve(w->crb);
    use_fg_color_scheme(w, NORMAL_);
    cairo_set_line_width(w->crb,1);
    cairo_stroke(w->crb);
}

References Widget_t::adj, adj_get_state(), Widget_t::app, Widget_t::crb, Xputty::dpy, Adjustment_t::max_value, NORMAL_, use_bg_color_scheme(), use_fg_color_scheme(), use_shadow_color_scheme(), and Widget_t::widget.

_menu_entry_released()

void _menu_entry_released	(	void *	w_,
		void *	item_,
		void *	user_data
	)

_menu_entry_released - the menu release func

Parameters

*w_	- void pointer to the Widget_t menu
<em>item	- void pointer to the selected item *(int)
*user_data	- void pointer to the item label *(const char**)

Returns

void

Definition at line 105 of file xmenu_private.c.

                                                                  {
    Widget_t *w = (Widget_t*)w_;
    Widget_t * bar = NULL;
    int i = w->app->childlist->elem-1;
    for(;i>-1;i--) {
        Widget_t *wid = w->app->childlist->childs[i];
        if (wid == w) {
            bar = w->app->childlist->childs[i-1];
            int old_value = (int)adj_get_value(bar->adj);
            adj_set_value(bar->adj, (float)*(int*)item_);
            if (old_value == *(int*)item_)
                bar->func.value_changed_callback(bar, NULL);
            break;
        }
    }    
}

References Widget_t::adj, adj_get_value(), adj_set_value(), Widget_t::app, Xputty::childlist, Childlist_t::childs, Childlist_t::elem, Widget_t::func, and Func_t::value_changed_callback.

_menu_released()

void _menu_released	(	void *	w_,
		void *	button_,
		void *	user_data
	)

_menu_released - popup the menu on click

Parameters

*w_	- void pointer to the Widget_t button
*button	- void pointer to XEvent.xbutton struct
*user_data	- void pointer to attached user_data

Returns

void

Definition at line 97 of file xmenu_private.c.

                                                              {
    Widget_t *w = (Widget_t*)w_;
    XButtonEvent *xbutton = (XButtonEvent*)button_;
    if (w->flags & HAS_POINTER && xbutton->button == Button1) {
        pop_menu_show(w, w->childlist->childs[0], 6, true);
    }
}

References Widget_t::childlist, Childlist_t::childs, Widget_t::flags, HAS_POINTER, and pop_menu_show().

_menu_remove_low_dash()

int _menu_remove_low_dash

(

char *

str

)

Definition at line 25 of file xmenu_private.c.

                                     {
 
    char *src;
    char *dst;
    int i = 0;
    int r = 0;
    for (src = dst = str; *src != '\0'; src++) {
        *dst = *src;
        if (*dst != '_') {
            dst++;
        } else {
            r = i;
        }
        i++;
    }
    *dst = '\0';
    return r;
}

_radio_item_button_pressed()

void _radio_item_button_pressed	(	void *	w_,
		void *	button_,
		void *	user_data
	)

_radio_item_button_pressed - redraw item on button press

Parameters

*button	- the xbutton which is pressed
*user_data	- attached user_data

Returns

void

Definition at line 274 of file xmenu_private.c.

                                                                          {
    Widget_t *w = (Widget_t*)w_;
    if (w->flags & HAS_FOCUS) {
        radio_item_set_active(w);
    }
}

References Widget_t::flags, HAS_FOCUS, and radio_item_set_active().

_set_viewpoint()

void _set_viewpoint	(	void *	w_,
		void *	user_data
	)

_set_viewpoint - move the view_port to position

Parameters

*w_	- void pointer to view_port
*user_data	- attached user_data

Returns

void

Definition at line 257 of file xmenu_private.c.

                                               {
    Widget_t *w = (Widget_t*)w_;
    int v = (int)max(0,adj_get_value(w->adj));
    XWindowAttributes attrs;
    XGetWindowAttributes(w->app->dpy, (Window)w->childlist->childs[0]->widget, &attrs);
    int height = attrs.height;
    XMoveWindow(w->app->dpy,w->widget,0, -height*v);
}

References Widget_t::adj, adj_get_value(), Widget_t::app, Widget_t::childlist, Childlist_t::childs, Xputty::dpy, max, and Widget_t::widget.