Merge pull request #32048 from YeldhamDev/lineedit_right_icon_fix

Expose LineEdit's 'right_icon' and fix icon size
This commit is contained in:
Rémi Verschelde 2019-09-23 09:51:45 +02:00 committed by GitHub
commit 791da4cb83
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GPG key ID: 4AEE18F83AFDEB23
3 changed files with 52 additions and 35 deletions

View file

@ -119,6 +119,9 @@
<member name="placeholder_text" type="String" setter="set_placeholder" getter="get_placeholder" default="&quot;&quot;">
Text shown when the [LineEdit] is empty. It is [b]not[/b] the [LineEdit]'s default value (see [member text]).
</member>
<member name="right_icon" type="Texture" setter="set_right_icon" getter="get_right_icon">
Sets the icon that will appear in the right end of the [LineEdit] if there's no [member text], or always, if [member clear_button_enabled] is set to [code]false[/code].
</member>
<member name="secret" type="bool" setter="set_secret" getter="is_secret" default="false">
If [code]true[/code], every character is replaced with the secret character (see [member secret_character]).
</member>

View file

@ -201,7 +201,7 @@ void LineEdit::_gui_input(Ref<InputEvent> p_event) {
switch (code) {
case (KEY_X): { // CUT
case (KEY_X): { // CUT.
if (editable) {
cut_text();
@ -209,12 +209,13 @@ void LineEdit::_gui_input(Ref<InputEvent> p_event) {
} break;
case (KEY_C): { // COPY
case (KEY_C): { // COPY.
copy_text();
} break;
case (KEY_V): { // PASTE
case (KEY_V): { // PASTE.
if (editable) {
@ -223,7 +224,7 @@ void LineEdit::_gui_input(Ref<InputEvent> p_event) {
} break;
case (KEY_Z): { // undo / redo
case (KEY_Z): { // Undo/redo.
if (editable) {
if (k->get_shift()) {
redo();
@ -233,7 +234,7 @@ void LineEdit::_gui_input(Ref<InputEvent> p_event) {
}
} break;
case (KEY_U): { // Delete from start to cursor
case (KEY_U): { // Delete from start to cursor.
if (editable) {
@ -254,7 +255,7 @@ void LineEdit::_gui_input(Ref<InputEvent> p_event) {
} break;
case (KEY_Y): { // PASTE (Yank for unix users)
case (KEY_Y): { // PASTE (Yank for unix users).
if (editable) {
@ -262,7 +263,7 @@ void LineEdit::_gui_input(Ref<InputEvent> p_event) {
}
} break;
case (KEY_K): { // Delete from cursor_pos to end
case (KEY_K): { // Delete from cursor_pos to end.
if (editable) {
@ -272,15 +273,15 @@ void LineEdit::_gui_input(Ref<InputEvent> p_event) {
}
} break;
case (KEY_A): { //Select All
case (KEY_A): { // Select all.
select();
} break;
#ifdef APPLE_STYLE_KEYS
case (KEY_LEFT): { // Go to start of text - like HOME key
case (KEY_LEFT): { // Go to start of text - like HOME key.
set_cursor_position(0);
} break;
case (KEY_RIGHT): { // Go to end of text - like END key
case (KEY_RIGHT): { // Go to end of text - like END key.
set_cursor_position(text.length());
} break;
#endif
@ -473,7 +474,7 @@ void LineEdit::_gui_input(Ref<InputEvent> p_event) {
int text_len = text.length();
if (cursor_pos == text_len)
break; // nothing to do
break; // Nothing to do.
#ifdef APPLE_STYLE_KEYS
if (k->get_alt()) {
@ -740,7 +741,7 @@ void LineEdit::_notification(int p_what) {
Color cursor_color = get_color("cursor_color");
const String &t = using_placeholder ? placeholder_translated : text;
// draw placeholder color
// Draw placeholder color.
if (using_placeholder)
font_color.a *= placeholder_alpha;
@ -755,24 +756,28 @@ void LineEdit::_notification(int p_what) {
color_icon = get_color("clear_button_color");
}
}
r_icon->draw(ci, Point2(width - r_icon->get_width() - style->get_margin(MARGIN_RIGHT), height / 2 - r_icon->get_height() / 2), color_icon);
float icon_width = MIN(r_icon->get_width(), r_icon->get_width() * (height - (style->get_margin(MARGIN_TOP) + style->get_margin(MARGIN_BOTTOM))) / r_icon->get_height());
float icon_height = MIN(r_icon->get_height(), height - (style->get_margin(MARGIN_TOP) + style->get_margin(MARGIN_BOTTOM)));
Rect2 icon_region = Rect2(Point2(width - icon_width - style->get_margin(MARGIN_RIGHT), height / 2 - icon_height / 2), Size2(icon_width, icon_height));
draw_texture_rect_region(r_icon, icon_region, Rect2(Point2(), r_icon->get_size()), color_icon);
if (align == ALIGN_CENTER) {
if (window_pos == 0) {
x_ofs = MAX(style->get_margin(MARGIN_LEFT), int(size.width - cached_text_width - r_icon->get_width() - style->get_margin(MARGIN_RIGHT) * 2) / 2);
x_ofs = MAX(style->get_margin(MARGIN_LEFT), int(size.width - cached_text_width - icon_width - style->get_margin(MARGIN_RIGHT) * 2) / 2);
}
} else {
x_ofs = MAX(style->get_margin(MARGIN_LEFT), x_ofs - r_icon->get_width() - style->get_margin(MARGIN_RIGHT));
x_ofs = MAX(style->get_margin(MARGIN_LEFT), x_ofs - icon_width - style->get_margin(MARGIN_RIGHT));
}
ofs_max -= r_icon->get_width();
ofs_max -= icon_width;
}
int caret_height = font->get_height() > y_area ? y_area : font->get_height();
FontDrawer drawer(font, Color(1, 1, 1));
while (true) {
//end of string, break!
// End of string, break.
if (char_ofs >= t.length())
break;
@ -809,7 +814,7 @@ void LineEdit::_notification(int p_what) {
CharType next = (pass && !text.empty()) ? secret_character[0] : t[char_ofs + 1];
int char_width = font->get_char_size(cchar, next).width;
// end of widget, break!
// End of widget, break.
if ((x_ofs + char_width) > ofs_max)
break;
@ -864,7 +869,7 @@ void LineEdit::_notification(int p_what) {
}
}
if (char_ofs == cursor_pos && draw_caret) { //may be at the end
if (char_ofs == cursor_pos && draw_caret) { // May be at the end.
if (ime_text.length() == 0) {
#ifdef TOOLS_ENABLED
VisualServer::get_singleton()->canvas_item_add_rect(ci, Rect2(Point2(x_ofs, y_ofs), Size2(Math::round(EDSCALE), caret_height)), cursor_color);
@ -1053,7 +1058,7 @@ void LineEdit::set_cursor_at_pixel_pos(int p_x) {
}
pixel_ofs += char_w;
if (pixel_ofs > p_x) { //found what we look for
if (pixel_ofs > p_x) { // Found what we look for.
break;
}
@ -1266,15 +1271,18 @@ void LineEdit::set_cursor_position(int p_pos) {
Ref<Font> font = get_font("font");
if (cursor_pos <= window_pos) {
/* Adjust window if cursor goes too much to the left */
// Adjust window if cursor goes too much to the left.
set_window_pos(MAX(0, cursor_pos - 1));
} else {
/* Adjust window if cursor goes too much to the right */
// Adjust window if cursor goes too much to the right.
int window_width = get_size().width - style->get_minimum_size().width;
bool display_clear_icon = !text.empty() && is_editable() && clear_button_enabled;
if (right_icon.is_valid() || display_clear_icon) {
Ref<Texture> r_icon = display_clear_icon ? Control::get_icon("clear") : right_icon;
window_width -= r_icon->get_width();
float icon_width = MIN(r_icon->get_width(), r_icon->get_width() * (get_size().height - (style->get_margin(MARGIN_TOP) + style->get_margin(MARGIN_BOTTOM))) / r_icon->get_height());
window_width -= icon_width;
}
if (window_width < 0)
@ -1288,10 +1296,10 @@ void LineEdit::set_cursor_position(int p_pos) {
for (int i = cursor_pos; i >= window_pos; i--) {
if (i >= text.length()) {
//do not do this, because if the cursor is at the end, its just fine that it takes no space
//accum_width = font->get_char_size(' ').width; //anything should do
// Do not do this, because if the cursor is at the end, its just fine that it takes no space.
// accum_width = font->get_char_size(' ').width;
} else {
accum_width += font->get_char_size(text[i], i + 1 < text.length() ? text[i + 1] : 0).width; //anything should do
accum_width += font->get_char_size(text[i], i + 1 < text.length() ? text[i + 1] : 0).width; // Anything should do.
}
if (accum_width > window_width)
break;
@ -1356,12 +1364,13 @@ Size2 LineEdit::get_minimum_size() const {
Size2 min = style->get_minimum_size();
min.height += font->get_height();
//minimum size of text
// Minimum size of text.
int space_size = font->get_char_size(' ').x;
int mstext = get_constant("minimum_spaces") * space_size;
if (expand_to_text_length) {
mstext = MAX(mstext, font->get_string_size(text).x + space_size); //add a spce because some fonts are too exact, and because cursor needs a bit more when at the end
// Add a space because some fonts are too exact, and because cursor needs a bit more when at the end.
mstext = MAX(mstext, font->get_string_size(text).x + space_size);
}
min.width += mstext;
@ -1369,8 +1378,6 @@ Size2 LineEdit::get_minimum_size() const {
return min;
}
/* selection */
void LineEdit::deselect() {
selection.begin = 0;
@ -1460,8 +1467,8 @@ bool LineEdit::is_secret() const {
void LineEdit::set_secret_character(const String &p_string) {
// An empty string as the secret character would crash the engine
// It also wouldn't make sense to use multiple characters as the secret character
// An empty string as the secret character would crash the engine.
// It also wouldn't make sense to use multiple characters as the secret character.
ERR_FAIL_COND_MSG(p_string.length() != 1, "Secret character must be exactly one character long (" + itos(p_string.length()) + " characters given).");
secret_character = p_string;
@ -1613,8 +1620,11 @@ void LineEdit::set_right_icon(const Ref<Texture> &p_icon) {
update();
}
void LineEdit::_text_changed() {
Ref<Texture> LineEdit::get_right_icon() {
return right_icon;
}
void LineEdit::_text_changed() {
if (expand_to_text_length)
minimum_size_changed();
@ -1735,6 +1745,8 @@ void LineEdit::_bind_methods() {
ClassDB::bind_method(D_METHOD("is_shortcut_keys_enabled"), &LineEdit::is_shortcut_keys_enabled);
ClassDB::bind_method(D_METHOD("set_selecting_enabled", "enable"), &LineEdit::set_selecting_enabled);
ClassDB::bind_method(D_METHOD("is_selecting_enabled"), &LineEdit::is_selecting_enabled);
ClassDB::bind_method(D_METHOD("set_right_icon", "icon"), &LineEdit::set_right_icon);
ClassDB::bind_method(D_METHOD("get_right_icon"), &LineEdit::get_right_icon);
ADD_SIGNAL(MethodInfo("text_changed", PropertyInfo(Variant::STRING, "new_text")));
ADD_SIGNAL(MethodInfo("text_entered", PropertyInfo(Variant::STRING, "new_text")));
@ -1765,6 +1777,7 @@ void LineEdit::_bind_methods() {
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "clear_button_enabled"), "set_clear_button_enabled", "is_clear_button_enabled");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "shortcut_keys_enabled"), "set_shortcut_keys_enabled", "is_shortcut_keys_enabled");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "selecting_enabled"), "set_selecting_enabled", "is_selecting_enabled");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "right_icon", PROPERTY_HINT_RESOURCE_TYPE, "Texture"), "set_right_icon", "get_right_icon");
ADD_GROUP("Placeholder", "placeholder_");
ADD_PROPERTY(PropertyInfo(Variant::STRING, "placeholder_text"), "set_placeholder", "get_placeholder");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "placeholder_alpha", PROPERTY_HINT_RANGE, "0,1,0.001"), "set_placeholder_alpha", "get_placeholder_alpha");
@ -1811,7 +1824,7 @@ LineEdit::LineEdit() {
context_menu_enabled = true;
menu = memnew(PopupMenu);
add_child(menu);
editable = false; // initialise to opposite first, so we get past the early-out in set_editable
editable = false; // Initialise to opposite first, so we get past the early-out in set_editable.
set_editable(true);
menu->connect("id_pressed", this, "menu_option");
expand_to_text_length = false;

View file

@ -82,7 +82,7 @@ private:
int cursor_pos;
int window_pos;
int max_length; // 0 for no maximum
int max_length; // 0 for no maximum.
int cached_width;
int cached_placeholder_width;
@ -230,6 +230,7 @@ public:
bool is_selecting_enabled() const;
void set_right_icon(const Ref<Texture> &p_icon);
Ref<Texture> get_right_icon();
virtual bool is_text_field() const;
LineEdit();