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authorrubidium <rubidium@openttd.org>2009-01-10 16:42:28 +0000
committerrubidium <rubidium@openttd.org>2009-01-10 16:42:28 +0000
commit58c5b6106e1c78732926f0935157f70f2a7ab1bf (patch)
tree7763e01d4f2c195c8599a201fa327e2103407fab /src/settings_gui.cpp
parentc91930e94c6159ed7cbea5b5273463de90e79e62 (diff)
downloadopenttd-58c5b6106e1c78732926f0935157f70f2a7ab1bf.tar.xz
(svn r14963) -Codechange: remember what entry was clicked instead of the index (Alberth)
Diffstat (limited to 'src/settings_gui.cpp')
-rw-r--r--src/settings_gui.cpp40
1 files changed, 34 insertions, 6 deletions
diff --git a/src/settings_gui.cpp b/src/settings_gui.cpp
index 486146141..d4c05a986 100644
--- a/src/settings_gui.cpp
+++ b/src/settings_gui.cpp
@@ -586,8 +586,15 @@ void ShowGameDifficulty()
static const int SETTING_HEIGHT = 11; ///< Height of a single patch setting in the tree view
-/** Flags for #PatchEntry */
+/**
+ * Flags for #PatchEntry
+ * @note The #PEF_BUTTONS_MASK matches expectations of the formal parameter 'state' of #DrawArrowButtons
+ */
enum PatchEntryFlags {
+ PEF_LEFT_DEPRESSED = 0x01, ///< Of a numeric patch entry, the left button is depressed
+ PEF_RIGHT_DEPRESSED = 0x02, ///< Of a numeric patch entry, the right button is depressed
+ PEF_BUTTONS_MASK = (PEF_LEFT_DEPRESSED | PEF_RIGHT_DEPRESSED), ///< Bit-mask for button flags
+
PEF_LAST_FIELD = 0x04, ///< This entry is the last one in a (sub-)page
/* Entry kind */
@@ -625,6 +632,7 @@ struct PatchEntry {
PatchEntry(PatchPage *sub, StringID title);
void Init(byte level, bool last_field);
+ void SetButtons(byte new_val);
};
/** Data structure describing one page of patches in the patch settings window. */
@@ -687,6 +695,17 @@ void PatchEntry::Init(byte level, bool last_field)
}
}
+/**
+ * Set the button-depressed flags (#PEF_LEFT_DEPRESSED and #PEF_RIGHT_DEPRESSED) to a specified value
+ * @param new_val New value for the button flags
+ * @see PatchEntryFlags
+ */
+void PatchEntry::SetButtons(byte new_val)
+{
+ assert((new_val & ~PEF_BUTTONS_MASK) == 0); // Should not touch any flags outside the buttons
+ this->flags = (this->flags & ~PEF_BUTTONS_MASK) | new_val;
+}
+
/* == PatchPage methods == */
@@ -863,7 +882,7 @@ struct PatchesSelectionWindow : Window {
int page;
int entry;
- int click;
+ PatchEntry *clicked_entry; ///< If non-NULL, pointer to a clicked numeric patch setting (with a depressed left or right button)
PatchesSelectionWindow(const WindowDesc *desc) : Window(desc)
{
@@ -887,6 +906,7 @@ struct PatchesSelectionWindow : Window {
}
this->page = 0;
+ this->clicked_entry = NULL; // No numeric patch setting buttons are depressed
this->vscroll.pos = 0;
this->vscroll.cap = (this->widget[PATCHSEL_OPTIONSPANEL].bottom - this->widget[PATCHSEL_OPTIONSPANEL].top - 8) / SETTING_HEIGHT;
SetVScrollCount(this, _patches_page[this->page].num);
@@ -913,7 +933,8 @@ struct PatchesSelectionWindow : Window {
for (uint i = this->vscroll.pos; i != page->num && this->vscroll.pos + this->vscroll.cap - i > 0; i++) {
assert((page->entries[i].flags & PEF_KIND_MASK) == PEF_SETTING_KIND);
const SettingDesc *sd = page->entries[i].d.entry.setting;
- DrawPatch(patches_ptr, sd, x, y, this->click - (i * 2));
+ int state = page->entries[i].flags & PEF_BUTTONS_MASK;
+ DrawPatch(patches_ptr, sd, x, y, state);
y += SETTING_HEIGHT;
}
}
@@ -1024,7 +1045,11 @@ struct PatchesSelectionWindow : Window {
/* Set up scroller timeout for numeric values */
if (value != oldvalue && !(sd->desc.flags & SGF_MULTISTRING)) {
- this->click = btn * 2 + 1 + ((x >= 10) ? 1 : 0);
+ if (this->clicked_entry != NULL) { // Release previous buttons if any
+ this->clicked_entry->SetButtons(0);
+ }
+ this->clicked_entry = &page->entries[btn];
+ this->clicked_entry->SetButtons((x >= 10) ? PEF_RIGHT_DEPRESSED : PEF_LEFT_DEPRESSED);
this->flags4 |= WF_TIMEOUT_BEGIN;
_left_button_clicked = false;
}
@@ -1063,8 +1088,11 @@ struct PatchesSelectionWindow : Window {
virtual void OnTimeout()
{
- this->click = 0;
- this->SetDirty();
+ if (this->clicked_entry != NULL) { // On timeout, release any depressed buttons
+ this->clicked_entry->SetButtons(0);
+ this->clicked_entry = NULL;
+ this->SetDirty();
+ }
}
virtual void OnQueryTextFinished(char *str)