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Pull scrollbar mouse handling out into helper function.

This commit is contained in:
Michael Drake 2013-03-06 15:41:51 +00:00
parent 5b7643634f
commit e3cb0ba450
1 changed files with 36 additions and 12 deletions
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48
desktop/textarea.c
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@ -2229,22 +2229,22 @@ bool textarea_keypress(struct textarea *ta, uint32_t key)
}
/* exported interface, documented in textarea.h */
bool textarea_mouse_action(struct textarea *ta, browser_mouse_state mouse,
int x, int y)
/* Handle textarea scrollbar mouse action
* Helper for textarea_mouse_action()
*
* \param ta Text area
* \param mouse the mouse state at action moment
* \param x X coordinate
* \param y Y coordinate
* \return true if action was handled false otherwise
*/
static bool textarea_mouse_scrollbar_action(struct textarea *ta,
browser_mouse_state mouse, int x, int y)
{
int c_start, c_end;
int sx, sy; /* xy coord offset for scrollbar */
int sl; /* scrollbar length */
unsigned int c_off;
struct textarea_msg msg;
if (ta->drag_info.type != TEXTAREA_DRAG_NONE &&
mouse == BROWSER_MOUSE_HOVER) {
/* There is a drag that we must end */
textarea_drag_end(ta, mouse, x, y);
}
/* Existing scrollbar drag */
if (ta->drag_info.type == TEXTAREA_DRAG_SCROLLBAR) {
/* Scrollbar drag in progress; pass input to scrollbar */
if (ta->drag_info.data.scrollbar == ta->bar_x) {
@ -2290,6 +2290,30 @@ bool textarea_mouse_action(struct textarea *ta, browser_mouse_state mouse,
}
}
return false;
}
/* exported interface, documented in textarea.h */
bool textarea_mouse_action(struct textarea *ta, browser_mouse_state mouse,
int x, int y)
{
int c_start, c_end;
unsigned int c_off;
struct textarea_msg msg;
if (ta->drag_info.type != TEXTAREA_DRAG_NONE &&
mouse == BROWSER_MOUSE_HOVER) {
/* There is a drag that we must end */
textarea_drag_end(ta, mouse, x, y);
}
/* Mouse action might be a scrollbar's responsibility */
if (textarea_mouse_scrollbar_action(ta, mouse, x, y)) {
/* Mouse action was handled by a scrollbar */
return true;
}
/* Mouse action is textarea's responsibility */
if (mouse & BROWSER_MOUSE_DOUBLE_CLICK) {
/* Select word */