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#include "editor_gui_internal.h"
U8 editor_contextmenu_item_enabled( EDITOR_CONTEXTMENU_ITEM* item ) {
if( !item )
return 0;
if( item->enabled_cb )
return item->enabled_cb( item );
return item->enabled;
}
I32 editor_contextmenu_title_h( GUI_EDITOR_CONTEXTMENU* menu ) {
return ( menu && menu->title[0] ) ? 18 : 0;
}
I32 editor_contextmenu_row_h() {
return 20;
}
I32 editor_contextmenu_width( LIST<EDITOR_CONTEXTMENU_ITEM>* items, const char* title ) {
I32 width = EDITOR_TOOLBAR_DROPDOWN_W;
if( title && title[0] ) {
I32 text_w = 0;
gui_draw_get_str_bounds( &text_w, 0, FNT_JPN12, "%s", title );
width = max( width, text_w + 18 );
}
if( !items )
return width;
for( I32 i = 0; i < (I32)items->size; ++i ) {
I32 text_w = 0;
gui_draw_get_str_bounds( &text_w, 0, FNT_JPN12, "%s", ( *items )[i].text );
width = max( width, text_w + 20 );
}
return width;
}
I32 editor_contextmenu_height( LIST<EDITOR_CONTEXTMENU_ITEM>* items, const char* title ) {
I32 height = 4 + editor_contextmenu_row_h() * ( items ? (I32)items->size : 0 );
if( title && title[0] )
height += 18 + 1;
return max( height, editor_contextmenu_row_h() + 4 );
}
static I32 editor_contextmenu_items_y( GUI_EDITOR_CONTEXTMENU* menu ) {
I32 y = gui_rely( menu ) + 2;
if( menu->title[0] )
y += editor_contextmenu_title_h( menu ) + 1;
return y;
}
I32 editor_contextmenu_hit_test( GUI_EDITOR_CONTEXTMENU* menu, I32 mx, I32 my ) {
if( !menu || !menu->items )
return -1;
I32 x = gui_relx( menu );
I32 y = gui_rely( menu );
if( mx < x || mx >= x + menu->w || my < y || my >= y + menu->h )
return -1;
I32 items_y = editor_contextmenu_items_y( menu );
if( my < items_y )
return -1;
I32 idx = ( my - items_y ) / editor_contextmenu_row_h();
if( idx < 0 || idx >= (I32)menu->items->size )
return -1;
return idx;
}
void gui_editor_contextmenu_draw_fn( void* ptr ) {
GUI_EDITOR_CONTEXTMENU* menu = (GUI_EDITOR_CONTEXTMENU*)ptr;
if( !menu || !menu->items || !menu->items->size )
return;
I32 x = gui_relx( menu );
I32 y = gui_rely( menu );
I32 mx = 0, my = 0;
if( editor_menu_hover_mask_active ) {
mx = editor_menu_hover_real_x;
my = editor_menu_hover_real_y;
} else {
gui_cursor_pos( &mx, &my );
}
I32 hit = editor_contextmenu_hit_test( menu, mx, my );
U8 m1 = gui_mbutton_down( GUI_MBTNLEFT );
CLR hover_fill = CLR::blend( ui_clr.border, ui_clr.bg, 0.70f );
CLR active_fill = CLR::blend( ui_clr.bg_sec, ui_clr.border, 0.22f );
CLR border = gui_is_fg_window( menu ) ? ui_clr.border : ui_clr.border_inactive;
gui_draw_frect( x, y, menu->w, menu->h, border );
gui_draw_frect( x + 1, y + 1, max( 1, menu->w - 2 ), max( 1, menu->h - 2 ), ui_clr.bg_sec );
I32 cy = y + 2;
if( menu->title[0] ) {
gui_draw_str( x + 8, cy + 1, ALIGN_L, FNT_JPN12, ui_clr.txt, "%s", menu->title );
cy += editor_contextmenu_title_h( menu );
gui_draw_line( x + 1, cy, x + menu->w - 2, cy, border );
cy += 1;
}
for( I32 i = 0; i < (I32)menu->items->size; ++i ) {
EDITOR_CONTEXTMENU_ITEM* item = &( *menu->items )[i];
U8 enabled = editor_contextmenu_item_enabled( item );
U8 hovered = hit == i;
U8 active = menu->held && menu->held_idx == i && m1 && enabled;
CLR fill = ui_clr.bg_sec;
if( active )
fill = active_fill;
else if( hovered )
fill = hover_fill;
gui_draw_frect( x + 1, cy + i * editor_contextmenu_row_h(), max( 1, menu->w - 2 ), editor_contextmenu_row_h(), fill );
gui_draw_str(
x + 8,
cy + i * editor_contextmenu_row_h() + 2,
ALIGN_L,
FNT_JPN12,
enabled ? ui_clr.txt : ui_clr.txt_inactive,
"%s",
item->text
);
}
}
void gui_editor_contextmenu_input_fn( void* ptr ) {
GUI_EDITOR_CONTEXTMENU* menu = (GUI_EDITOR_CONTEXTMENU*)ptr;
if( !menu || !menu->items || !menu->items->size )
return;
U8 m1 = gui_mbutton_down( GUI_MBTNLEFT );
U8 m2 = gui_mbutton_down( GUI_MBTNRIGHT );
if( menu->initheld ) {
if( m1 || m2 )
return;
menu->initheld = 0;
return;
}
I32 mx = 0, my = 0;
gui_cursor_pos( &mx, &my );
I32 hit = editor_contextmenu_hit_test( menu, mx, my );
if( m1 || m2 ) {
if( !menu->held ) {
menu->held = 1;
menu->held_idx = hit;
}
return;
}
if( !menu->held )
return;
if( hit == -1 ) {
editor_hide_contextmenu();
return;
}
if( hit == menu->held_idx ) {
EDITOR_CONTEXTMENU_ITEM* item = &( *menu->items )[hit];
if( editor_contextmenu_item_enabled( item ) && item->cb ) {
item->cb( item->data );
editor_hide_contextmenu();
return;
}
}
menu->held = 0;
menu->held_idx = -1;
}
void editor_hide_contextmenu() {
if( !editor || !editor->gui.contextmenu )
return;
GUI_EDITOR_CONTEXTMENU* menu = editor->gui.contextmenu;
editor->gui.contextmenu = 0;
if( menu->parent ) {
I32 idx = menu->parent->children.idx_of( (GUI_BASE*)menu );
if( idx != -1 )
menu->parent->children.erase( idx );
}
GUI_EDITOR_TOOLBAR* bar = (GUI_EDITOR_TOOLBAR*)editor->gui.header_toolbar;
if( bar )
bar->active_root = -1;
gui_free( menu );
}
U8 editor_contextmenu_open() {
return editor && editor->gui.contextmenu && editor->gui.contextmenu->enabled;
}
void editor_contextmenu_set_item(
EDITOR_CONTEXTMENU_ITEM* item,
const char* text,
EDITOR_CONTEXTMENU_CALLBACK cb,
void* data,
EDITOR_CONTEXTMENU_ENABLED_CALLBACK enabled_cb
) {
if( !item )
return;
item->items.clear();
snprintf( item->text, sizeof( item->text ), "%s", text ? text : "" );
item->cb = cb;
item->data = data;
item->enabled = 1;
item->enabled_cb = enabled_cb;
}
void editor_show_contextmenu( I32 x, I32 y, LIST<EDITOR_CONTEXTMENU_ITEM>* items, const char* title ) {
editor_hide_contextmenu();
if( !editor || !editor->wnd || !items || !items->size )
return;
GUI_EDITOR_CONTEXTMENU* menu = new GUI_EDITOR_CONTEXTMENU;
menu->items = items;
menu->draw_fn = gui_editor_contextmenu_draw_fn;
menu->input_fn = gui_editor_contextmenu_input_fn;
menu->enabled = 1;
menu->initheld = 1;
menu->held = 0;
menu->held_idx = -1;
menu->parent = editor->wnd;
snprintf( menu->name, sizeof( menu->name ), "EDITOR_CONTEXTMENU" );
snprintf( menu->title, sizeof( menu->title ), "%s", title ? title : "" );
menu->w = editor_contextmenu_width( items, title );
menu->h = editor_contextmenu_height( items, title );
menu->xbound = menu->w;
menu->ybound = menu->h;
if( x + menu->w > editor->wnd->w - 2 )
x = max( 1, editor->wnd->w - menu->w - 2 );
if( y + menu->h > editor->wnd->h - 2 )
y = max( 1, editor->wnd->h - menu->h - 2 );
if( x < 1 ) x = 1;
if( y < 1 ) y = 1;
menu->x = x;
menu->y = y;
editor->wnd->children.push( menu );
editor->gui.contextmenu = menu;
}
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