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-rw-r--r--plugingui/listbox.cc234
1 files changed, 15 insertions, 219 deletions
diff --git a/plugingui/listbox.cc b/plugingui/listbox.cc
index 3dfba5c..6c6c6e7 100644
--- a/plugingui/listbox.cc
+++ b/plugingui/listbox.cc
@@ -44,104 +44,53 @@ GUI::ListBox::ListBox(GUI::Widget *parent)
box.bottomRight = new Image(":widget_br.png");
box.center = new Image(":widget_c.png");
- padding = 4;
- btn_size = 14;
-
- scroll_offset = 0;
- selected = -1;
- marked = -1;
-
- clk_handler = NULL;
- clk_ptr = NULL;
-
- sel_handler = NULL;
- sel_ptr = NULL;
-
- valch_handler = NULL;
- valch_ptr = NULL;
+ basic = new GUI::ListBoxBasic(this);
+ basic->move(box.left->width(), box.top->height());
}
GUI::ListBox::~ListBox()
{
}
-void GUI::ListBox::setSelection(int index)
-{
- selected = index;
- if(valch_handler) valch_handler(valch_ptr);
-}
-
void GUI::ListBox::addItem(std::string name, std::string value)
{
- struct item i;
- i.name = name;
- i.value = value;
-
- items.push_back(i);
-
- // sort
- for(int x = 0; x < (int)items.size() - 1; x++) {
- for(int y = 0; y < (int)items.size() - 1; y++) {
- if(items[x].name < items[y].name) {
-
- if(x == selected) setSelection(y);
- else if(selected == y) setSelection(x);
-
- struct item tmp = items[x];
- items[x] = items[y];
- items[y] = tmp;
- }
- }
- }
-
- if(selected == -1) setSelection((int)items.size() - 1);
+ basic->addItem(name, value);
}
void GUI::ListBox::clear()
{
- items.clear();
- setSelection(-1);
- scroll_offset = 0;
- repaintEvent(NULL);
+ basic->clear();
}
bool GUI::ListBox::selectItem(int index)
{
- if(index < 0 || index > (int)items.size() - 1) return false;
- setSelection(index);
- repaintEvent(NULL);
- return true;
+ return basic->selectItem(index);
}
std::string GUI::ListBox::selectedName()
{
- if(selected < 0 || selected > (int)items.size() - 1) return "";
- return items[selected].name;
+ return basic->selectedName();
}
std::string GUI::ListBox::selectedValue()
{
- if(selected < 0 || selected > (int)items.size() - 1) return "";
- return items[selected].value;
+ return basic->selectedValue();
}
void GUI::ListBox::registerClickHandler(void (*handler)(void *), void *ptr)
{
- this->clk_handler = handler;
- this->clk_ptr = ptr;
+ basic->registerClickHandler(handler, ptr);
}
void GUI::ListBox::registerSelectHandler(void (*handler)(void *), void *ptr)
-{
- this->sel_handler = handler;
- this->sel_ptr = ptr;
+{
+ basic->registerSelectHandler(handler, ptr);
}
void GUI::ListBox::registerValueChangeHandler(void (*handler)(void *),
void *ptr)
{
- this->valch_handler = handler;
- this->valch_ptr = ptr;
+ basic->registerValueChangeHandler(handler, ptr);
}
void GUI::ListBox::repaintEvent(GUI::RepaintEvent *e)
@@ -154,164 +103,11 @@ void GUI::ListBox::repaintEvent(GUI::RepaintEvent *e)
int h = height();
if(w == 0 || h == 0) return;
p.drawBox(0, 0, &box, w, h);
-
- int yoffset = padding / 2;
- int skip = scroll_offset;
- for(int idx = skip; idx < (int)items.size(); idx++) {
- struct item *i = &items[idx];
- if(idx == selected) {
- p.setColour(Colour(0.6, 0.9));
- p.drawFilledRectangle(1,
- yoffset - (padding / 2),
- width() - 1,
- yoffset + (font.textHeight() + 1));
- }
-
- if(idx == marked) {
- p.setColour(Colour(1, 0.9));
- p.drawRectangle(1,
- yoffset - (padding / 2),
- width() - 1,
- yoffset + (font.textHeight() + 1));
- }
-
- p.setColour(Colour(1, 1));
- p.drawText(2, yoffset + font.textHeight(), font, i->name);
- yoffset += font.textHeight() + padding;
- }
-
- p.drawRectangle(width() - btn_size, 0, width() - 1, btn_size);
- p.drawRectangle(width() - btn_size, height() - btn_size,
- width() - 1, height() - 1);
}
-void GUI::ListBox::scrollEvent(ScrollEvent *e)
+void GUI::ListBox::resize(int width, int height)
{
- scroll_offset += e->delta;
- if(scroll_offset < 0) scroll_offset = 0;
- if(scroll_offset > ((int)items.size() - 1))
- scroll_offset = ((int)items.size() - 1);
- repaintEvent(NULL);
-}
-
-void GUI::ListBox::keyEvent(GUI::KeyEvent *e)
-{
- if(e->direction != -1) return;
-
- switch(e->keycode) {
- case GUI::KeyEvent::KEY_UP:
- {
- marked--;
- if(marked < 0) marked = 0;
-
- if(marked < scroll_offset) {
- scroll_offset = marked;
- if(scroll_offset < 0) scroll_offset = 0;
- }
- }
- break;
- case GUI::KeyEvent::KEY_DOWN:
- {
- // Number of items that can be displayed at a time.
- int numitems = height() / (font.textHeight() + padding);
-
- marked++;
- if(marked > ((int)items.size() - 1)) marked = (int)items.size() - 1;
-
- if(marked > (scroll_offset + numitems - 1)) {
- scroll_offset = marked - numitems + 1;
- if(scroll_offset > ((int)items.size() - 1))
- scroll_offset = ((int)items.size() - 1);
- }
- }
- break;
- case GUI::KeyEvent::KEY_HOME:
- marked = 0;
- if(marked < scroll_offset) {
- scroll_offset = marked;
- if(scroll_offset < 0) scroll_offset = 0;
- }
- break;
- case GUI::KeyEvent::KEY_END:
- {
- // Number of items that can be displayed at a time.
- int numitems = height() / (font.textHeight() + padding);
-
- marked = (int)items.size() - 1;
- if(marked > (scroll_offset + numitems - 1)) {
- scroll_offset = marked - numitems + 1;
- if(scroll_offset > ((int)items.size() - 1))
- scroll_offset = ((int)items.size() - 1);
- }
- }
- break;
- case GUI::KeyEvent::KEY_CHARACTER:
- if(e->text == " ") {
- setSelection(marked);
- // if(sel_handler) sel_handler(sel_ptr);
- }
- break;
- case GUI::KeyEvent::KEY_ENTER:
- setSelection(marked);
- if(sel_handler) sel_handler(sel_ptr);
- break;
- default:
- break;
- }
-
- repaintEvent(NULL);
-}
-
-void GUI::ListBox::buttonEvent(ButtonEvent *e)
-{
- if(e->x > ((int)width() - btn_size) && e->y < ((int)width() - 1)) {
- if(e->y > 0 && e->y < btn_size) {
- if(e->direction == -1) return;
- scroll_offset--;
- if(scroll_offset < 0) scroll_offset = 0;
- repaintEvent(NULL);
- return;
- }
-
- if(e->y > ((int)height() - btn_size) && e->y < ((int)height() - 1)) {
- if(e->direction == -1) return;
- scroll_offset++;
- if(scroll_offset > ((int)items.size() - 1))
- scroll_offset = ((int)items.size() - 1);
- repaintEvent(NULL);
- return;
- }
- }
-
- if(e->direction == -1) {
- int skip = scroll_offset;
- size_t yoffset = padding / 2;
- for(int idx = skip; idx < (int)items.size(); idx++) {
- yoffset += font.textHeight() + padding;
- if(e->y < (int)yoffset - (padding / 2)) {
- setSelection(idx);
- marked = selected;
- if(clk_handler) clk_handler(clk_ptr);
- break;
- }
- }
-
- repaintEvent(NULL);
- }
-
- if(e->direction != -1) {
- int skip = scroll_offset;
- size_t yoffset = padding / 2;
- for(int idx = skip; idx < (int)items.size(); idx++) {
- yoffset += font.textHeight() + padding;
- if(e->y < (int)yoffset - (padding / 2)) {
- marked = idx;
- break;
- }
- }
-
- repaintEvent(NULL);
- }
-
- if(e->doubleclick && sel_handler) sel_handler(sel_ptr);
+ GUI::Widget::resize(width, height);
+ basic->resize(width - (box.left->width() + box.right->width()),
+ height - (box.top->height() + box.bottom->height()));
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-10 16:13:29 +0000