1 |
|
|
/*************************************************************************** |
2 |
|
|
* Copyright (c) 2024 Microsoft Corporation |
3 |
|
|
* Copyright (c) 2026-present Eclipse ThreadX contributors |
4 |
|
|
* |
5 |
|
|
* This program and the accompanying materials are made available under the |
6 |
|
|
* terms of the MIT License which is available at |
7 |
|
|
* https://opensource.org/licenses/MIT. |
8 |
|
|
* |
9 |
|
|
* SPDX-License-Identifier: MIT |
10 |
|
|
**************************************************************************/ |
11 |
|
|
|
12 |
|
|
|
13 |
|
|
/**************************************************************************/ |
14 |
|
|
/**************************************************************************/ |
15 |
|
|
/** */ |
16 |
|
|
/** GUIX Component */ |
17 |
|
|
/** */ |
18 |
|
|
/** Widget Management (Widget) */ |
19 |
|
|
/** */ |
20 |
|
|
/**************************************************************************/ |
21 |
|
|
|
22 |
|
|
#define GX_SOURCE_CODE |
23 |
|
|
|
24 |
|
|
|
25 |
|
|
/* Include necessary system files. */ |
26 |
|
|
|
27 |
|
|
#include "gx_api.h" |
28 |
|
|
#include "gx_system.h" |
29 |
|
|
#include "gx_utility.h" |
30 |
|
|
#include "gx_widget.h" |
31 |
|
|
|
32 |
|
|
|
33 |
|
|
/**************************************************************************/ |
34 |
|
|
/* */ |
35 |
|
|
/* FUNCTION RELEASE */ |
36 |
|
|
/* */ |
37 |
|
|
/* _gx_widget_resize PORTABLE C */ |
38 |
|
|
/* 6.1 */ |
39 |
|
|
/* AUTHOR */ |
40 |
|
|
/* */ |
41 |
|
|
/* Kenneth Maxwell, Microsoft Corporation */ |
42 |
|
|
/* */ |
43 |
|
|
/* DESCRIPTION */ |
44 |
|
|
/* */ |
45 |
|
|
/* This function resizes the widget. */ |
46 |
|
|
/* */ |
47 |
|
|
/* INPUT */ |
48 |
|
|
/* */ |
49 |
|
|
/* widget Pointer to widget */ |
50 |
|
|
/* new_size New widget size */ |
51 |
|
|
/* */ |
52 |
|
|
/* OUTPUT */ |
53 |
|
|
/* */ |
54 |
|
|
/* status Completion status */ |
55 |
|
|
/* */ |
56 |
|
|
/* CALLS */ |
57 |
|
|
/* */ |
58 |
|
|
/* _gx_utility_rectangle_compare Compares two rectangles */ |
59 |
|
|
/* _gx_utility_rectangle_inside_detect Detect if a second rectangle */ |
60 |
|
|
/* is completely within the */ |
61 |
|
|
/* first one */ |
62 |
|
|
/* _gx_system_dirty_partial_add Add dirty area */ |
63 |
|
|
/* _gx_utility_rectangle_combine Combines two rectangles */ |
64 |
|
|
/* _gx_widget_client_get Retrieves client area */ |
65 |
|
|
/* _gx_widget_shift Changes the position of */ |
66 |
|
|
/* a widget */ |
67 |
|
|
/* _gx_widget_clipping_update Update the clipping members */ |
68 |
|
|
/* of each child widget */ |
69 |
|
|
/* _gx_widget_event_process_function Indirect call to widget */ |
70 |
|
|
/* event processing function */ |
71 |
|
|
/* */ |
72 |
|
|
/* CALLED BY */ |
73 |
|
|
/* */ |
74 |
|
|
/* Application Code */ |
75 |
|
|
/* GUIX Internal Code */ |
76 |
|
|
/* */ |
77 |
|
|
/**************************************************************************/ |
78 |
|
47829 |
UINT _gx_widget_resize(GX_WIDGET *widget, GX_RECTANGLE *new_size) |
79 |
|
|
{ |
80 |
|
|
GX_WIDGET *child; |
81 |
|
|
GX_WINDOW *win; |
82 |
|
|
GX_WINDOW_ROOT *root; |
83 |
|
|
GX_RECTANGLE area_sum; |
84 |
|
|
GX_VALUE LeftShift; |
85 |
|
|
GX_VALUE TopShift; |
86 |
|
|
GX_VALUE RightShift; |
87 |
|
|
GX_VALUE BottomShift; |
88 |
|
|
GX_EVENT new_event; |
89 |
|
|
|
90 |
|
|
/* first, check to see if the old and new size are the same */ |
91 |
|
|
|
92 |
✓✓ |
47829 |
if (_gx_utility_rectangle_compare(&widget -> gx_widget_size, new_size)) |
93 |
|
|
{ |
94 |
|
25888 |
return GX_SUCCESS; |
95 |
|
|
} |
96 |
|
|
|
97 |
✓✓ |
21941 |
if (widget -> gx_widget_status & GX_STATUS_VISIBLE) |
98 |
|
|
{ |
99 |
|
|
/* If my new size encompasses my old size, then I just need to |
100 |
|
|
mark myself as dirty |
101 |
|
|
*/ |
102 |
✓✓ |
10539 |
if (_gx_utility_rectangle_inside_detect(new_size, &widget -> gx_widget_size)) |
103 |
|
|
{ |
104 |
|
1592 |
_gx_system_dirty_partial_add(widget, new_size); |
105 |
|
|
} |
106 |
|
|
else |
107 |
|
|
{ |
108 |
|
|
/* here if my new size is smaller or in a different position, |
109 |
|
|
I need to mark my parent as dirty |
110 |
|
|
*/ |
111 |
|
8947 |
area_sum = *new_size; |
112 |
|
8947 |
_gx_utility_rectangle_combine(&area_sum, &widget -> gx_widget_size); |
113 |
|
8947 |
_gx_system_dirty_partial_add(widget -> gx_widget_parent, &area_sum); |
114 |
|
|
} |
115 |
|
|
} |
116 |
|
|
|
117 |
|
|
/* keep track of how far I am shifting */ |
118 |
|
21941 |
LeftShift = (GX_VALUE)(new_size -> gx_rectangle_left - widget -> gx_widget_size.gx_rectangle_left); |
119 |
|
21941 |
TopShift = (GX_VALUE)(new_size -> gx_rectangle_top - widget -> gx_widget_size.gx_rectangle_top); |
120 |
|
21941 |
RightShift = (GX_VALUE)(new_size -> gx_rectangle_right - widget -> gx_widget_size.gx_rectangle_right); |
121 |
|
21941 |
BottomShift = (GX_VALUE)(new_size -> gx_rectangle_bottom - widget -> gx_widget_size.gx_rectangle_bottom); |
122 |
|
|
|
123 |
|
|
/* reset my size */ |
124 |
|
21941 |
widget -> gx_widget_size = *new_size; |
125 |
|
|
|
126 |
|
|
/* if I am a window, update my client area */ |
127 |
|
|
|
128 |
✓✓ |
21941 |
if (widget -> gx_widget_type >= GX_TYPE_WINDOW) |
129 |
|
|
{ |
130 |
|
432 |
win = (GX_WINDOW *)widget; |
131 |
|
432 |
win -> gx_window_client.gx_rectangle_left = (GX_VALUE)(win -> gx_window_client.gx_rectangle_left + LeftShift); |
132 |
|
432 |
win -> gx_window_client.gx_rectangle_top = (GX_VALUE)(win -> gx_window_client.gx_rectangle_top + TopShift); |
133 |
|
432 |
win -> gx_window_client.gx_rectangle_right = (GX_VALUE)(win -> gx_window_client.gx_rectangle_right + RightShift); |
134 |
|
432 |
win -> gx_window_client.gx_rectangle_bottom = (GX_VALUE)(win -> gx_window_client.gx_rectangle_bottom + BottomShift); |
135 |
|
|
|
136 |
|
|
/* if parent is root window, then viewports need to be updated */ |
137 |
✓✓ |
432 |
if (widget -> gx_widget_parent) |
138 |
|
|
{ |
139 |
✓✓ |
289 |
if (widget -> gx_widget_parent -> gx_widget_type == GX_TYPE_ROOT_WINDOW) |
140 |
|
|
{ |
141 |
|
18 |
root = (GX_WINDOW_ROOT *)widget -> gx_widget_parent; |
142 |
|
18 |
root -> gx_window_root_views_changed = GX_TRUE; |
143 |
|
|
} |
144 |
|
|
} |
145 |
|
|
} |
146 |
|
|
|
147 |
|
|
/* if my top-left shifted, I need to move my child widgets */ |
148 |
|
|
|
149 |
✓✓✓✓
|
21941 |
if (LeftShift || TopShift) |
150 |
|
|
{ |
151 |
|
|
/* pick up pointer to first child widget */ |
152 |
|
12811 |
child = widget -> gx_widget_first_child; |
153 |
|
|
|
154 |
|
|
/* loop through and shift all my child widgets */ |
155 |
|
|
|
156 |
✓✓ |
16711 |
while (child) |
157 |
|
|
{ |
158 |
|
3900 |
_gx_widget_shift(child, LeftShift, TopShift, GX_FALSE); |
159 |
|
3900 |
child = child -> gx_widget_next; |
160 |
|
|
} |
161 |
|
|
} |
162 |
|
|
|
163 |
✓✓ |
21941 |
if (widget -> gx_widget_type >= GX_TYPE_WINDOW) |
164 |
|
|
{ |
165 |
|
|
/* tell all my child widgets that I have been re-sized */ |
166 |
|
432 |
new_event.gx_event_type = GX_EVENT_PARENT_SIZED; |
167 |
|
432 |
child = widget -> gx_widget_first_child; |
168 |
|
|
|
169 |
✓✓ |
1494 |
while (child) |
170 |
|
|
{ |
171 |
|
1062 |
child -> gx_widget_event_process_function(child, &new_event); |
172 |
|
1062 |
child = child -> gx_widget_next; |
173 |
|
|
} |
174 |
|
|
} |
175 |
|
|
|
176 |
✓✓ |
21941 |
if (widget -> gx_widget_status & GX_STATUS_VISIBLE) |
177 |
|
|
{ |
178 |
|
|
|
179 |
|
|
/* update this widget clip rectangle */ |
180 |
|
10539 |
_gx_widget_clipping_update(widget); |
181 |
|
|
|
182 |
✓✓ |
10539 |
if (widget -> gx_widget_status & GX_STATUS_RESIZE_NOTIFY) |
183 |
|
|
{ |
184 |
|
|
/* Notify widget of size change. */ |
185 |
|
624 |
memset(&new_event, 0, sizeof(GX_EVENT)); |
186 |
|
624 |
new_event.gx_event_target = widget; |
187 |
|
624 |
new_event.gx_event_type = GX_EVENT_RESIZED; |
188 |
|
624 |
_gx_system_event_fold(&new_event); |
189 |
|
|
} |
190 |
|
|
} |
191 |
|
21941 |
return(GX_SUCCESS); |
192 |
|
|
} |
193 |
|
|
|