1 /*
2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
3 *
4 * Copyright 2014 Olaf Wintermann. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 #include <stdio.h>
30 #include "container.h"
31
32 #include <QSpacerItem>
33 #include <QStackedWidget>
34
35
36 /* -------------------- UiBoxContainer -------------------- */
37
38 UiBoxContainer::UiBoxContainer(QBoxLayout* box) {
39 this->current = NULL;
40 this->menu = NULL;
41 this->box = box;
42 box->setContentsMargins(QMargins(0,0,0,0));
43 box->setSpacing(0);
44
45 ui_reset_layout(layout);
46 }
47
48 void UiBoxContainer::add(QWidget* widget, bool fill) {
49 if(layout.fill != UI_LAYOUT_UNDEFINED) {
50 fill = ui_lb2bool(layout.fill);
51 }
52
53 if(hasStretchedWidget && fill) {
54 fill = false;
55 fprintf(stderr, "UiError: container has 2 filled widgets");
56 }
57
58 box->addWidget(widget, fill);
59
60 if(!hasStretchedWidget) {
61 QSpacerItem *newspace = new QSpacerItem(0, 0, QSizePolicy::MinimumExpanding, QSizePolicy::MinimumExpanding);
62 box->removeItem(space);
63 box->addSpacerItem(newspace);
64 space = newspace;
65 }
66
67 if(fill) {
68 hasStretchedWidget = true;
69 }
70 ui_reset_layout(layout);
71 current = widget;
72 }
73
74 UIWIDGET ui_box(UiObject *obj, QBoxLayout::Direction dir) {
75 UiContainer *ct = uic_get_current_container(obj);
76 QWidget *widget = new QWidget();
77 QBoxLayout *box = new QBoxLayout(dir);
78 widget->setLayout(box);
79 ct->add(widget, true);
80
81 UiObject *newobj = uic_object_new(obj, widget);
82 newobj->container = new UiBoxContainer(box);
83 uic_obj_add(obj, newobj);
84
85 return widget;
86 }
87
88 UIWIDGET ui_vbox(UiObject *obj) {
89 return ui_box(obj, QBoxLayout::TopToBottom);
90 }
91
92 UIWIDGET ui_hbox(UiObject *obj) {
93 return ui_box(obj, QBoxLayout::LeftToRight);
94 }
95
96
97
98 /* -------------------- UiGridContainer -------------------- */
99
100 UiGridContainer::UiGridContainer(QGridLayout* grid, int margin, int columnspacing, int rowspacing) {
101 this->current = NULL;
102 this->menu = NULL;
103 this->grid = grid;
104 grid->setContentsMargins(QMargins(margin, margin, margin, margin));
105 grid->setHorizontalSpacing(columnspacing);
106 grid->setVerticalSpacing(rowspacing);
107 ui_reset_layout(layout);
108 }
109
110 void UiGridContainer::add(QWidget* widget, bool fill) {
111 if(layout.newline) {
112 x = 0;
113 y++;
114 }
115
116 Qt::Alignment alignment = Qt::AlignTop;
117 grid->setColumnStretch(x, layout.hexpand ? 1 : 0);
118 if(layout.vexpand) {
119 grid->setRowStretch(y, 1);
120 alignment = 0;
121 } else {
122 grid->setRowStretch(y, 0);
123 }
124
125 int gwidth = layout.gridwidth > 0 ? layout.gridwidth : 1;
126
127 grid->addWidget(widget, y, x, 1, gwidth, alignment);
128 x += gwidth;
129
130 ui_reset_layout(layout);
131 current = widget;
132 }
133
134 UIWIDGET ui_grid(UiObject *obj) {
135 return ui_grid_sp(obj, 0, 0, 0);
136 }
137
138 UIWIDGET ui_grid_sp(UiObject *obj, int margin, int columnspacing, int rowspacing) {
139 UiContainer *ct = uic_get_current_container(obj);
140 QWidget *widget = new QWidget();
141 QGridLayout *grid = new QGridLayout();
142 widget->setLayout(grid);
143 ct->add(widget, true);
144
145 UiObject *newobj = uic_object_new(obj, widget);
146 newobj->container = new UiGridContainer(grid, margin, columnspacing, rowspacing);
147 uic_obj_add(obj, newobj);
148
149 return widget;
150 }
151
152
153 /* -------------------- UiTabViewContainer -------------------- */
154
155 UiTabViewContainer::UiTabViewContainer(QTabWidget* tabwidget) {
156 this->current = NULL;
157 this->menu = NULL;
158 this->tabwidget = tabwidget;
159 }
160
161 void UiTabViewContainer::add(QWidget* widget, bool fill) {
162 QString str = QString::fromUtf8(layout.label);
163 tabwidget->addTab(widget, str);
164 }
165
166
167 /* -------------------- UiStackContainer -------------------- */
168
169 UiStackContainer::UiStackContainer(QStackedWidget *stack) {
170 this->stack = stack;
171 }
172
173 void UiStackContainer::add(QWidget* widget, bool fill) {
174 stack->addWidget(widget);
175 current = widget;
176 }
177
178 UIWIDGET ui_tabview(UiObject *obj) {
179 QStackedWidget *tabwidget = new QStackedWidget();
180
181 UiContainer *ct = uic_get_current_container(obj);
182 ct->add(tabwidget, true);
183
184 UiObject *tabviewobj = uic_object_new(obj, tabwidget);
185 tabviewobj->container = new UiStackContainer(tabwidget);
186 uic_obj_add(obj, tabviewobj);
187
188 return tabwidget;
189 }
190
191 void ui_tab(UiObject *obj, char *title) {
192 UiContainer *ct = uic_get_current_container(obj);
193 ct->layout.label = title;
194 ui_vbox(obj);
195 }
196
197 void ui_select_tab(UIWIDGET tabview, int tab) {
198 QStackedWidget *w = (QStackedWidget*)tabview;
199 w->setCurrentIndex(tab);
200 }
201
202
203 /* -------------------- UiSidebarContainer -------------------- */
204
205 UiSidebarContainer::UiSidebarContainer(QSplitter *splitter) {
206 this->splitter = splitter;
207 }
208
209 UIWIDGET ui_sidebar(UiObject *obj) {
210 QSplitter *splitter = new QSplitter(Qt::Horizontal);
211 UiContainer *ct = uic_get_current_container(obj);
212 ct->add(splitter, true);
213
214 UiObject *left = uic_object_new(obj, splitter);
215 left->container = new UiSidebarContainer(splitter);
216
217 UiObject *right = uic_object_new(obj, splitter);
218 right->container = new UiSidebarContainer(splitter);
219
220 uic_obj_add(obj, right);
221 uic_obj_add(obj, left);
222
223 return splitter;
224 }
225
226 void UiSidebarContainer::add(QWidget *widget, bool fill) {
227 splitter->addWidget(widget);
228 }
229
230
231 /* -------------------- layout functions -------------------- */
232
233 void ui_layout_fill(UiObject *obj, UiBool fill) {
234 UiContainer *ct = uic_get_current_container(obj);
235 ct->layout.fill = ui_bool2lb(fill);
236 }
237
238 void ui_layout_hexpand(UiObject *obj, UiBool expand) {
239 UiContainer *ct = uic_get_current_container(obj);
240 ct->layout.hexpand = expand;
241 }
242
243 void ui_layout_vexpand(UiObject *obj, UiBool expand) {
244 UiContainer *ct = uic_get_current_container(obj);
245 ct->layout.vexpand = expand;
246 }
247
248 void ui_layout_gridwidth(UiObject *obj, int width) {
249 UiContainer *ct = uic_get_current_container(obj);
250 ct->layout.gridwidth = width;
251 }
252
253 void ui_newline(UiObject *obj) {
254 UiContainer *ct = uic_get_current_container(obj);
255 ct->layout.newline = TRUE;
256 }
257