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Added selectable tree nodes #626

This commit is contained in:
vurtun 2018-04-14 13:57:25 +02:00
parent f2539376ee
commit 3f99a80f11
8 changed files with 574 additions and 15 deletions
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33
demo/overview.c
View File

@ -887,7 +887,38 @@ overview(struct nk_context *ctx)
}
nk_tree_pop(ctx);
}
if (nk_tree_push(ctx, NK_TREE_NODE, "Tree", NK_MINIMIZED))
{
static int root_selected = 0;
int sel = root_selected;
if (nk_tree_element_push(ctx, NK_TREE_NODE, "Root", NK_MINIMIZED, &sel)) {
static int selected[8];
int i = 0, node_select = selected[0];
if (sel != root_selected) {
root_selected = sel;
for (i = 0; i < 8; ++i)
selected[i] = sel;
}
if (nk_tree_element_push(ctx, NK_TREE_NODE, "Node", NK_MINIMIZED, &node_select)) {
int j = 0;
static int sel_nodes[4];
if (node_select != selected[0]) {
selected[0] = node_select;
for (i = 0; i < 8; ++i)
sel_nodes[i] = node_select;
}
nk_layout_row_static(ctx, 18, 100, 1);
for (j = 0; j < 4; ++j)
nk_selectable_symbol_label(ctx, NK_SYMBOL_CIRCLE_SOLID, (sel_nodes[j]) ? "Selected": "Unselected", NK_TEXT_RIGHT, &sel_nodes[j]);
nk_tree_element_pop(ctx);
}
nk_layout_row_static(ctx, 18, 100, 1);
for (i = 1; i < 8; ++i)
nk_selectable_symbol_label(ctx, NK_SYMBOL_CIRCLE_SOLID, (selected[i]) ? "Selected": "Unselected", NK_TEXT_RIGHT, &selected[i]);
nk_tree_element_pop(ctx);
}
nk_tree_pop(ctx);
}
if (nk_tree_push(ctx, NK_TREE_NODE, "Notebook", NK_MINIMIZED))
{
static int current_tab = 0;

278
nuklear.h
View File

@ -2936,6 +2936,13 @@ NK_API int nk_tree_state_image_push(struct nk_context*, enum nk_tree_type, struc
/// __ctx__ | Must point to an previously initialized `nk_context` struct after calling `nk_tree_xxx_push_xxx`
*/
NK_API void nk_tree_state_pop(struct nk_context*);
#define nk_tree_element_push(ctx, type, title, state, sel) nk_tree_element_push_hashed(ctx, type, title, state, sel, NK_FILE_LINE,nk_strlen(NK_FILE_LINE),__LINE__)
#define nk_tree_element_push_id(ctx, type, title, state, sel, id) nk_tree_element_push_hashed(ctx, type, title, sel, NK_FILE_LINE,nk_strlen(NK_FILE_LINE),id)
NK_API int nk_tree_element_push_hashed(struct nk_context*, enum nk_tree_type, const char *title, enum nk_collapse_states initial_state, int *selected, const char *hash, int len, int seed);
NK_API int nk_tree_element_image_push_hashed(struct nk_context*, enum nk_tree_type, struct nk_image, const char *title, enum nk_collapse_states initial_state, int *selected, const char *hash, int len,int seed);
NK_API void nk_tree_element_pop(struct nk_context*);
/* =============================================================================
*
* LIST VIEW
@ -3084,10 +3091,16 @@ NK_API int nk_selectable_label(struct nk_context*, const char*, nk_flags align,
NK_API int nk_selectable_text(struct nk_context*, const char*, int, nk_flags align, int *value);
NK_API int nk_selectable_image_label(struct nk_context*,struct nk_image, const char*, nk_flags align, int *value);
NK_API int nk_selectable_image_text(struct nk_context*,struct nk_image, const char*, int, nk_flags align, int *value);
NK_API int nk_selectable_symbol_label(struct nk_context*,enum nk_symbol_type, const char*, nk_flags align, int *value);
NK_API int nk_selectable_symbol_text(struct nk_context*,enum nk_symbol_type, const char*, int, nk_flags align, int *value);
NK_API int nk_select_label(struct nk_context*, const char*, nk_flags align, int value);
NK_API int nk_select_text(struct nk_context*, const char*, int, nk_flags align, int value);
NK_API int nk_select_image_label(struct nk_context*, struct nk_image,const char*, nk_flags align, int value);
NK_API int nk_select_image_text(struct nk_context*, struct nk_image,const char*, int, nk_flags align, int value);
NK_API int nk_select_symbol_label(struct nk_context*,enum nk_symbol_type, const char*, nk_flags align, int value);
NK_API int nk_select_symbol_text(struct nk_context*,enum nk_symbol_type, const char*, int, nk_flags align, int value);
/* =============================================================================
*
* SLIDER
@ -5873,7 +5886,7 @@ NK_LIB float nk_do_scrollbarv(nk_flags *state, struct nk_command_buffer *out, st
NK_LIB float nk_do_scrollbarh(nk_flags *state, struct nk_command_buffer *out, struct nk_rect scroll, int has_scrolling, float offset, float target, float step, float button_pixel_inc, const struct nk_style_scrollbar *style, struct nk_input *in, const struct nk_user_font *font);
/* selectable */
NK_LIB void nk_draw_selectable(struct nk_command_buffer *out, nk_flags state, const struct nk_style_selectable *style, int active, const struct nk_rect *bounds, const struct nk_rect *icon, const struct nk_image *img, const char *string, int len, nk_flags align, const struct nk_user_font *font);
NK_LIB void nk_draw_selectable(struct nk_command_buffer *out, nk_flags state, const struct nk_style_selectable *style, int active, const struct nk_rect *bounds, const struct nk_rect *icon, const struct nk_image *img, enum nk_symbol_type sym, const char *string, int len, nk_flags align, const struct nk_user_font *font);
NK_LIB int nk_do_selectable(nk_flags *state, struct nk_command_buffer *out, struct nk_rect bounds, const char *str, int len, nk_flags align, int *value, const struct nk_style_selectable *style, const struct nk_input *in, const struct nk_user_font *font);
NK_LIB int nk_do_selectable_image(nk_flags *state, struct nk_command_buffer *out, struct nk_rect bounds, const char *str, int len, nk_flags align, int *value, const struct nk_image *img, const struct nk_style_selectable *style, const struct nk_input *in, const struct nk_user_font *font);
@ -14293,6 +14306,7 @@ nk_style_from_table(struct nk_context *ctx, const struct nk_color *table)
select->text_hover_active = table[NK_COLOR_TEXT];
select->text_pressed_active = table[NK_COLOR_TEXT];
select->padding = nk_vec2(2.0f,2.0f);
select->image_padding = nk_vec2(2.0f,2.0f);
select->touch_padding = nk_vec2(0,0);
select->userdata = nk_handle_ptr(0);
select->rounding = 0.0f;
@ -18335,6 +18349,158 @@ nk_tree_pop(struct nk_context *ctx)
{
nk_tree_state_pop(ctx);
}
NK_INTERN int
nk_tree_element_image_push_hashed_base(struct nk_context *ctx, enum nk_tree_type type,
struct nk_image *img, const char *title, int title_len,
enum nk_collapse_states *state, int *selected)
{
struct nk_window *win;
struct nk_panel *layout;
const struct nk_style *style;
struct nk_command_buffer *out;
const struct nk_input *in;
const struct nk_style_button *button;
enum nk_symbol_type symbol;
float row_height;
struct nk_vec2 padding;
int text_len;
float text_width;
struct nk_vec2 item_spacing;
struct nk_rect header = {0,0,0,0};
struct nk_rect sym = {0,0,0,0};
struct nk_text text;
nk_flags ws = 0;
enum nk_widget_layout_states widget_state;
NK_ASSERT(ctx);
NK_ASSERT(ctx->current);
NK_ASSERT(ctx->current->layout);
if (!ctx || !ctx->current || !ctx->current->layout)
return 0;
/* cache some data */
win = ctx->current;
layout = win->layout;
out = &win->buffer;
style = &ctx->style;
item_spacing = style->window.spacing;
padding = style->selectable.padding;
/* calculate header bounds and draw background */
row_height = style->font->height + 2 * style->tab.padding.y;
nk_layout_set_min_row_height(ctx, row_height);
nk_layout_row_dynamic(ctx, row_height, 1);
nk_layout_reset_min_row_height(ctx);
widget_state = nk_widget(&header, ctx);
if (type == NK_TREE_TAB) {
const struct nk_style_item *background = &style->tab.background;
if (background->type == NK_STYLE_ITEM_IMAGE) {
nk_draw_image(out, header, &background->data.image, nk_white);
text.background = nk_rgba(0,0,0,0);
} else {
text.background = background->data.color;
nk_fill_rect(out, header, 0, style->tab.border_color);
nk_fill_rect(out, nk_shrink_rect(header, style->tab.border),
style->tab.rounding, background->data.color);
}
} else text.background = style->window.background;
in = (!(layout->flags & NK_WINDOW_ROM)) ? &ctx->input: 0;
in = (in && widget_state == NK_WIDGET_VALID) ? &ctx->input : 0;
/* select correct button style */
if (*state == NK_MAXIMIZED) {
symbol = style->tab.sym_maximize;
if (type == NK_TREE_TAB)
button = &style->tab.tab_maximize_button;
else button = &style->tab.node_maximize_button;
} else {
symbol = style->tab.sym_minimize;
if (type == NK_TREE_TAB)
button = &style->tab.tab_minimize_button;
else button = &style->tab.node_minimize_button;
}
{/* draw triangle button */
sym.w = sym.h = style->font->height;
sym.y = header.y + style->tab.padding.y;
sym.x = header.x + style->tab.padding.x;
if (nk_do_button_symbol(&ws, &win->buffer, sym, symbol, NK_BUTTON_DEFAULT, button, in, style->font))
*state = (*state == NK_MAXIMIZED) ? NK_MINIMIZED : NK_MAXIMIZED;}
/* draw label */
{nk_flags dummy = 0;
struct nk_rect label;
/* calculate size of the text and tooltip */
text_len = nk_strlen(title);
text_width = style->font->width(style->font->userdata, style->font->height, title, text_len);
text_width += (4 * padding.x);
header.w = NK_MAX(header.w, sym.w + item_spacing.x);
label.x = sym.x + sym.w + item_spacing.x;
label.y = sym.y;
label.w = NK_MIN(header.w - (sym.w + item_spacing.y + style->tab.indent), text_width);
label.h = style->font->height;
if (img) {
nk_do_selectable_image(&dummy, &win->buffer, label, title, title_len, NK_TEXT_LEFT,
selected, img, &style->selectable, in, style->font);
} else nk_do_selectable(&dummy, &win->buffer, label, title, title_len, NK_TEXT_LEFT,
selected, &style->selectable, in, style->font);
}
/* increase x-axis cursor widget position pointer */
if (*state == NK_MAXIMIZED) {
layout->at_x = header.x + (float)*layout->offset_x + style->tab.indent;
layout->bounds.w = NK_MAX(layout->bounds.w, style->tab.indent);
layout->bounds.w -= (style->tab.indent + style->window.padding.x);
layout->row.tree_depth++;
return nk_true;
} else return nk_false;
}
NK_INTERN int
nk_tree_element_base(struct nk_context *ctx, enum nk_tree_type type,
struct nk_image *img, const char *title, enum nk_collapse_states initial_state,
int *selected, const char *hash, int len, int line)
{
struct nk_window *win = ctx->current;
int title_len = 0;
nk_hash tree_hash = 0;
nk_uint *state = 0;
/* retrieve tree state from internal widget state tables */
if (!hash) {
title_len = (int)nk_strlen(title);
tree_hash = nk_murmur_hash(title, (int)title_len, (nk_hash)line);
} else tree_hash = nk_murmur_hash(hash, len, (nk_hash)line);
state = nk_find_value(win, tree_hash);
if (!state) {
state = nk_add_value(ctx, win, tree_hash, 0);
*state = initial_state;
} return nk_tree_element_image_push_hashed_base(ctx, type, img, title,
nk_strlen(title), state, selected);
}
NK_API int
nk_tree_element_push_hashed(struct nk_context *ctx, enum nk_tree_type type,
const char *title, enum nk_collapse_states initial_state,
int *selected, const char *hash, int len, int seed)
{
return nk_tree_element_base(ctx, type, 0, title, initial_state, selected, hash, len, seed);
}
NK_API int
nk_tree_element_image_push_hashed(struct nk_context *ctx, enum nk_tree_type type,
struct nk_image img, const char *title, enum nk_collapse_states initial_state,
int *selected, const char *hash, int len,int seed)
{
return nk_tree_element_base(ctx, type, &img, title, initial_state, selected, hash, len, seed);
}
NK_API void
nk_tree_element_pop(struct nk_context *ctx)
{
nk_tree_state_pop(ctx);
}
@ -18887,8 +19053,7 @@ nk_widget_text(struct nk_command_buffer *o, struct nk_rect b,
label.y = b.y + b.h - f->height;
label.h = f->height;
}
nk_draw_text(o, label, (const char*)string,
len, f, t->background, t->text);
nk_draw_text(o, label, (const char*)string, len, f, t->background, t->text);
}
NK_LIB void
nk_widget_text_wrap(struct nk_command_buffer *o, struct nk_rect b,
@ -20270,7 +20435,8 @@ nk_radio_label(struct nk_context *ctx, const char *label, int *active)
NK_LIB void
nk_draw_selectable(struct nk_command_buffer *out,
nk_flags state, const struct nk_style_selectable *style, int active,
const struct nk_rect *bounds, const struct nk_rect *icon, const struct nk_image *img,
const struct nk_rect *bounds,
const struct nk_rect *icon, const struct nk_image *img, enum nk_symbol_type sym,
const char *string, int len, nk_flags align, const struct nk_user_font *font)
{
const struct nk_style_item *background;
@ -20309,7 +20475,10 @@ nk_draw_selectable(struct nk_command_buffer *out,
nk_fill_rect(out, *bounds, style->rounding, background->data.color);
text.background = background->data.color;
}
if (img && icon) nk_draw_image(out, *icon, img, nk_white);
if (icon) {
if (img) nk_draw_image(out, *icon, img, nk_white);
else nk_draw_symbol(out, sym, *icon, text.background, text.text, 1, font);
}
nk_widget_text(out, *bounds, string, len, &text, align, font);
}
NK_LIB int
@ -20344,7 +20513,7 @@ nk_do_selectable(nk_flags *state, struct nk_command_buffer *out,
/* draw selectable */
if (style->draw_begin) style->draw_begin(out, style->userdata);
nk_draw_selectable(out, *state, style, *value, &bounds, 0,0, str, len, align, font);
nk_draw_selectable(out, *state, style, *value, &bounds, 0,0,0, str, len, align, font);
if (style->draw_end) style->draw_end(out, style->userdata);
return old_value != *value;
}
@ -20391,10 +20560,58 @@ nk_do_selectable_image(nk_flags *state, struct nk_command_buffer *out,
/* draw selectable */
if (style->draw_begin) style->draw_begin(out, style->userdata);
nk_draw_selectable(out, *state, style, *value, &bounds, &icon, img, str, len, align, font);
nk_draw_selectable(out, *state, style, *value, &bounds, &icon, img, 0, str, len, align, font);
if (style->draw_end) style->draw_end(out, style->userdata);
return old_value != *value;
}
NK_LIB int
nk_do_selectable_symbol(nk_flags *state, struct nk_command_buffer *out,
struct nk_rect bounds, const char *str, int len, nk_flags align, int *value,
enum nk_symbol_type sym, const struct nk_style_selectable *style,
const struct nk_input *in, const struct nk_user_font *font)
{
int old_value;
struct nk_rect touch;
struct nk_rect icon;
NK_ASSERT(state);
NK_ASSERT(out);
NK_ASSERT(str);
NK_ASSERT(len);
NK_ASSERT(value);
NK_ASSERT(style);
NK_ASSERT(font);
if (!state || !out || !str || !len || !value || !style || !font) return 0;
old_value = *value;
/* toggle behavior */
touch.x = bounds.x - style->touch_padding.x;
touch.y = bounds.y - style->touch_padding.y;
touch.w = bounds.w + style->touch_padding.x * 2;
touch.h = bounds.h + style->touch_padding.y * 2;
if (nk_button_behavior(state, touch, in, NK_BUTTON_DEFAULT))
*value = !(*value);
icon.y = bounds.y + style->padding.y;
icon.w = icon.h = bounds.h - 2 * style->padding.y;
if (align & NK_TEXT_ALIGN_LEFT) {
icon.x = (bounds.x + bounds.w) - (2 * style->padding.x + icon.w);
icon.x = NK_MAX(icon.x, 0);
} else icon.x = bounds.x + 2 * style->padding.x;
icon.x += style->image_padding.x;
icon.y += style->image_padding.y;
icon.w -= 2 * style->image_padding.x;
icon.h -= 2 * style->image_padding.y;
/* draw selectable */
if (style->draw_begin) style->draw_begin(out, style->userdata);
nk_draw_selectable(out, *state, style, *value, &bounds, &icon, 0, sym, str, len, align, font);
if (style->draw_end) style->draw_end(out, style->userdata);
return old_value != *value;
}
NK_API int
nk_selectable_text(struct nk_context *ctx, const char *str, int len,
nk_flags align, int *value)
@ -20453,6 +20670,41 @@ nk_selectable_image_text(struct nk_context *ctx, struct nk_image img,
return nk_do_selectable_image(&ctx->last_widget_state, &win->buffer, bounds,
str, len, align, value, &img, &style->selectable, in, style->font);
}
NK_API int
nk_selectable_symbol_text(struct nk_context *ctx, enum nk_symbol_type sym,
const char *str, int len, nk_flags align, int *value)
{
struct nk_window *win;
struct nk_panel *layout;
const struct nk_input *in;
const struct nk_style *style;
enum nk_widget_layout_states state;
struct nk_rect bounds;
NK_ASSERT(ctx);
NK_ASSERT(value);
NK_ASSERT(ctx->current);
NK_ASSERT(ctx->current->layout);
if (!ctx || !ctx->current || !ctx->current->layout || !value)
return 0;
win = ctx->current;
layout = win->layout;
style = &ctx->style;
state = nk_widget(&bounds, ctx);
if (!state) return 0;
in = (state == NK_WIDGET_ROM || layout->flags & NK_WINDOW_ROM) ? 0 : &ctx->input;
return nk_do_selectable_symbol(&ctx->last_widget_state, &win->buffer, bounds,
str, len, align, value, sym, &style->selectable, in, style->font);
}
NK_API int
nk_selectable_symbol_label(struct nk_context *ctx, enum nk_symbol_type sym,
const char *title, nk_flags align, int *value)
{
return nk_selectable_symbol_text(ctx, sym, title, nk_strlen(title), align, value);
}
NK_API int nk_select_text(struct nk_context *ctx, const char *str, int len,
nk_flags align, int value)
{
@ -20481,6 +20733,18 @@ NK_API int nk_select_image_text(struct nk_context *ctx, struct nk_image img,
{
nk_selectable_image_text(ctx, img, str, len, align, &value);return value;
}
NK_API int
nk_select_symbol_text(struct nk_context *ctx, enum nk_symbol_type sym,
const char *title, int title_len, nk_flags align, int value)
{
nk_selectable_symbol_text(ctx, sym, title, title_len, align, &value);return value;
}
NK_API int
nk_select_symbol_label(struct nk_context *ctx, enum nk_symbol_type sym,
const char *title, nk_flags align, int value)
{
return nk_select_symbol_text(ctx, sym, title, nk_strlen(title), align, value);
}

13
src/nuklear.h
View File

@ -2720,6 +2720,13 @@ NK_API int nk_tree_state_image_push(struct nk_context*, enum nk_tree_type, struc
/// __ctx__ | Must point to an previously initialized `nk_context` struct after calling `nk_tree_xxx_push_xxx`
*/
NK_API void nk_tree_state_pop(struct nk_context*);
#define nk_tree_element_push(ctx, type, title, state, sel) nk_tree_element_push_hashed(ctx, type, title, state, sel, NK_FILE_LINE,nk_strlen(NK_FILE_LINE),__LINE__)
#define nk_tree_element_push_id(ctx, type, title, state, sel, id) nk_tree_element_push_hashed(ctx, type, title, sel, NK_FILE_LINE,nk_strlen(NK_FILE_LINE),id)
NK_API int nk_tree_element_push_hashed(struct nk_context*, enum nk_tree_type, const char *title, enum nk_collapse_states initial_state, int *selected, const char *hash, int len, int seed);
NK_API int nk_tree_element_image_push_hashed(struct nk_context*, enum nk_tree_type, struct nk_image, const char *title, enum nk_collapse_states initial_state, int *selected, const char *hash, int len,int seed);
NK_API void nk_tree_element_pop(struct nk_context*);
/* =============================================================================
*
* LIST VIEW
@ -2868,10 +2875,16 @@ NK_API int nk_selectable_label(struct nk_context*, const char*, nk_flags align,
NK_API int nk_selectable_text(struct nk_context*, const char*, int, nk_flags align, int *value);
NK_API int nk_selectable_image_label(struct nk_context*,struct nk_image, const char*, nk_flags align, int *value);
NK_API int nk_selectable_image_text(struct nk_context*,struct nk_image, const char*, int, nk_flags align, int *value);
NK_API int nk_selectable_symbol_label(struct nk_context*,enum nk_symbol_type, const char*, nk_flags align, int *value);
NK_API int nk_selectable_symbol_text(struct nk_context*,enum nk_symbol_type, const char*, int, nk_flags align, int *value);
NK_API int nk_select_label(struct nk_context*, const char*, nk_flags align, int value);
NK_API int nk_select_text(struct nk_context*, const char*, int, nk_flags align, int value);
NK_API int nk_select_image_label(struct nk_context*, struct nk_image,const char*, nk_flags align, int value);
NK_API int nk_select_image_text(struct nk_context*, struct nk_image,const char*, int, nk_flags align, int value);
NK_API int nk_select_symbol_label(struct nk_context*,enum nk_symbol_type, const char*, nk_flags align, int value);
NK_API int nk_select_symbol_text(struct nk_context*,enum nk_symbol_type, const char*, int, nk_flags align, int value);
/* =============================================================================
*
* SLIDER

2
src/nuklear_internal.h
View File

@ -281,7 +281,7 @@ NK_LIB float nk_do_scrollbarv(nk_flags *state, struct nk_command_buffer *out, st
NK_LIB float nk_do_scrollbarh(nk_flags *state, struct nk_command_buffer *out, struct nk_rect scroll, int has_scrolling, float offset, float target, float step, float button_pixel_inc, const struct nk_style_scrollbar *style, struct nk_input *in, const struct nk_user_font *font);
/* selectable */
NK_LIB void nk_draw_selectable(struct nk_command_buffer *out, nk_flags state, const struct nk_style_selectable *style, int active, const struct nk_rect *bounds, const struct nk_rect *icon, const struct nk_image *img, const char *string, int len, nk_flags align, const struct nk_user_font *font);
NK_LIB void nk_draw_selectable(struct nk_command_buffer *out, nk_flags state, const struct nk_style_selectable *style, int active, const struct nk_rect *bounds, const struct nk_rect *icon, const struct nk_image *img, enum nk_symbol_type sym, const char *string, int len, nk_flags align, const struct nk_user_font *font);
NK_LIB int nk_do_selectable(nk_flags *state, struct nk_command_buffer *out, struct nk_rect bounds, const char *str, int len, nk_flags align, int *value, const struct nk_style_selectable *style, const struct nk_input *in, const struct nk_user_font *font);
NK_LIB int nk_do_selectable_image(nk_flags *state, struct nk_command_buffer *out, struct nk_rect bounds, const char *str, int len, nk_flags align, int *value, const struct nk_image *img, const struct nk_style_selectable *style, const struct nk_input *in, const struct nk_user_font *font);

107
src/nuklear_selectable.c
View File

@ -9,7 +9,8 @@
NK_LIB void
nk_draw_selectable(struct nk_command_buffer *out,
nk_flags state, const struct nk_style_selectable *style, int active,
const struct nk_rect *bounds, const struct nk_rect *icon, const struct nk_image *img,
const struct nk_rect *bounds,
const struct nk_rect *icon, const struct nk_image *img, enum nk_symbol_type sym,
const char *string, int len, nk_flags align, const struct nk_user_font *font)
{
const struct nk_style_item *background;
@ -48,7 +49,10 @@ nk_draw_selectable(struct nk_command_buffer *out,
nk_fill_rect(out, *bounds, style->rounding, background->data.color);
text.background = background->data.color;
}
if (img && icon) nk_draw_image(out, *icon, img, nk_white);
if (icon) {
if (img) nk_draw_image(out, *icon, img, nk_white);
else nk_draw_symbol(out, sym, *icon, text.background, text.text, 1, font);
}
nk_widget_text(out, *bounds, string, len, &text, align, font);
}
NK_LIB int
@ -83,7 +87,7 @@ nk_do_selectable(nk_flags *state, struct nk_command_buffer *out,
/* draw selectable */
if (style->draw_begin) style->draw_begin(out, style->userdata);
nk_draw_selectable(out, *state, style, *value, &bounds, 0,0, str, len, align, font);
nk_draw_selectable(out, *state, style, *value, &bounds, 0,0,0, str, len, align, font);
if (style->draw_end) style->draw_end(out, style->userdata);
return old_value != *value;
}
@ -130,10 +134,58 @@ nk_do_selectable_image(nk_flags *state, struct nk_command_buffer *out,
/* draw selectable */
if (style->draw_begin) style->draw_begin(out, style->userdata);
nk_draw_selectable(out, *state, style, *value, &bounds, &icon, img, str, len, align, font);
nk_draw_selectable(out, *state, style, *value, &bounds, &icon, img, 0, str, len, align, font);
if (style->draw_end) style->draw_end(out, style->userdata);
return old_value != *value;
}
NK_LIB int
nk_do_selectable_symbol(nk_flags *state, struct nk_command_buffer *out,
struct nk_rect bounds, const char *str, int len, nk_flags align, int *value,
enum nk_symbol_type sym, const struct nk_style_selectable *style,
const struct nk_input *in, const struct nk_user_font *font)
{
int old_value;
struct nk_rect touch;
struct nk_rect icon;
NK_ASSERT(state);
NK_ASSERT(out);
NK_ASSERT(str);
NK_ASSERT(len);
NK_ASSERT(value);
NK_ASSERT(style);
NK_ASSERT(font);
if (!state || !out || !str || !len || !value || !style || !font) return 0;
old_value = *value;
/* toggle behavior */
touch.x = bounds.x - style->touch_padding.x;
touch.y = bounds.y - style->touch_padding.y;
touch.w = bounds.w + style->touch_padding.x * 2;
touch.h = bounds.h + style->touch_padding.y * 2;
if (nk_button_behavior(state, touch, in, NK_BUTTON_DEFAULT))
*value = !(*value);
icon.y = bounds.y + style->padding.y;
icon.w = icon.h = bounds.h - 2 * style->padding.y;
if (align & NK_TEXT_ALIGN_LEFT) {
icon.x = (bounds.x + bounds.w) - (2 * style->padding.x + icon.w);
icon.x = NK_MAX(icon.x, 0);
} else icon.x = bounds.x + 2 * style->padding.x;
icon.x += style->image_padding.x;
icon.y += style->image_padding.y;
icon.w -= 2 * style->image_padding.x;
icon.h -= 2 * style->image_padding.y;
/* draw selectable */
if (style->draw_begin) style->draw_begin(out, style->userdata);
nk_draw_selectable(out, *state, style, *value, &bounds, &icon, 0, sym, str, len, align, font);
if (style->draw_end) style->draw_end(out, style->userdata);
return old_value != *value;
}
NK_API int
nk_selectable_text(struct nk_context *ctx, const char *str, int len,
nk_flags align, int *value)
@ -192,6 +244,41 @@ nk_selectable_image_text(struct nk_context *ctx, struct nk_image img,
return nk_do_selectable_image(&ctx->last_widget_state, &win->buffer, bounds,
str, len, align, value, &img, &style->selectable, in, style->font);
}
NK_API int
nk_selectable_symbol_text(struct nk_context *ctx, enum nk_symbol_type sym,
const char *str, int len, nk_flags align, int *value)
{
struct nk_window *win;
struct nk_panel *layout;
const struct nk_input *in;
const struct nk_style *style;
enum nk_widget_layout_states state;
struct nk_rect bounds;
NK_ASSERT(ctx);
NK_ASSERT(value);
NK_ASSERT(ctx->current);
NK_ASSERT(ctx->current->layout);
if (!ctx || !ctx->current || !ctx->current->layout || !value)
return 0;
win = ctx->current;
layout = win->layout;
style = &ctx->style;
state = nk_widget(&bounds, ctx);
if (!state) return 0;
in = (state == NK_WIDGET_ROM || layout->flags & NK_WINDOW_ROM) ? 0 : &ctx->input;
return nk_do_selectable_symbol(&ctx->last_widget_state, &win->buffer, bounds,
str, len, align, value, sym, &style->selectable, in, style->font);
}
NK_API int
nk_selectable_symbol_label(struct nk_context *ctx, enum nk_symbol_type sym,
const char *title, nk_flags align, int *value)
{
return nk_selectable_symbol_text(ctx, sym, title, nk_strlen(title), align, value);
}
NK_API int nk_select_text(struct nk_context *ctx, const char *str, int len,
nk_flags align, int value)
{
@ -220,4 +307,16 @@ NK_API int nk_select_image_text(struct nk_context *ctx, struct nk_image img,
{
nk_selectable_image_text(ctx, img, str, len, align, &value);return value;
}
NK_API int
nk_select_symbol_text(struct nk_context *ctx, enum nk_symbol_type sym,
const char *title, int title_len, nk_flags align, int value)
{
nk_selectable_symbol_text(ctx, sym, title, title_len, align, &value);return value;
}
NK_API int
nk_select_symbol_label(struct nk_context *ctx, enum nk_symbol_type sym,
const char *title, nk_flags align, int value)
{
return nk_select_symbol_text(ctx, sym, title, nk_strlen(title), align, value);
}

1
src/nuklear_style.c
View File

@ -221,6 +221,7 @@ nk_style_from_table(struct nk_context *ctx, const struct nk_color *table)
select->text_hover_active = table[NK_COLOR_TEXT];
select->text_pressed_active = table[NK_COLOR_TEXT];
select->padding = nk_vec2(2.0f,2.0f);
select->image_padding = nk_vec2(2.0f,2.0f);
select->touch_padding = nk_vec2(0,0);
select->userdata = nk_handle_ptr(0);
select->rounding = 0.0f;

3
src/nuklear_text.c
View File

@ -49,8 +49,7 @@ nk_widget_text(struct nk_command_buffer *o, struct nk_rect b,
label.y = b.y + b.h - f->height;
label.h = f->height;
}
nk_draw_text(o, label, (const char*)string,
len, f, t->background, t->text);
nk_draw_text(o, label, (const char*)string, len, f, t->background, t->text);
}
NK_LIB void
nk_widget_text_wrap(struct nk_command_buffer *o, struct nk_rect b,

152
src/nuklear_tree.c
View File

@ -186,4 +186,156 @@ nk_tree_pop(struct nk_context *ctx)
{
nk_tree_state_pop(ctx);
}
NK_INTERN int
nk_tree_element_image_push_hashed_base(struct nk_context *ctx, enum nk_tree_type type,
struct nk_image *img, const char *title, int title_len,
enum nk_collapse_states *state, int *selected)
{
struct nk_window *win;
struct nk_panel *layout;
const struct nk_style *style;
struct nk_command_buffer *out;
const struct nk_input *in;
const struct nk_style_button *button;
enum nk_symbol_type symbol;
float row_height;
struct nk_vec2 padding;
int text_len;
float text_width;
struct nk_vec2 item_spacing;
struct nk_rect header = {0,0,0,0};
struct nk_rect sym = {0,0,0,0};
struct nk_text text;
nk_flags ws = 0;
enum nk_widget_layout_states widget_state;
NK_ASSERT(ctx);
NK_ASSERT(ctx->current);
NK_ASSERT(ctx->current->layout);
if (!ctx || !ctx->current || !ctx->current->layout)
return 0;
/* cache some data */
win = ctx->current;
layout = win->layout;
out = &win->buffer;
style = &ctx->style;
item_spacing = style->window.spacing;
padding = style->selectable.padding;
/* calculate header bounds and draw background */
row_height = style->font->height + 2 * style->tab.padding.y;
nk_layout_set_min_row_height(ctx, row_height);
nk_layout_row_dynamic(ctx, row_height, 1);
nk_layout_reset_min_row_height(ctx);
widget_state = nk_widget(&header, ctx);
if (type == NK_TREE_TAB) {
const struct nk_style_item *background = &style->tab.background;
if (background->type == NK_STYLE_ITEM_IMAGE) {
nk_draw_image(out, header, &background->data.image, nk_white);
text.background = nk_rgba(0,0,0,0);
} else {
text.background = background->data.color;
nk_fill_rect(out, header, 0, style->tab.border_color);
nk_fill_rect(out, nk_shrink_rect(header, style->tab.border),
style->tab.rounding, background->data.color);
}
} else text.background = style->window.background;
in = (!(layout->flags & NK_WINDOW_ROM)) ? &ctx->input: 0;
in = (in && widget_state == NK_WIDGET_VALID) ? &ctx->input : 0;
/* select correct button style */
if (*state == NK_MAXIMIZED) {
symbol = style->tab.sym_maximize;
if (type == NK_TREE_TAB)
button = &style->tab.tab_maximize_button;
else button = &style->tab.node_maximize_button;
} else {
symbol = style->tab.sym_minimize;
if (type == NK_TREE_TAB)
button = &style->tab.tab_minimize_button;
else button = &style->tab.node_minimize_button;
}
{/* draw triangle button */
sym.w = sym.h = style->font->height;
sym.y = header.y + style->tab.padding.y;
sym.x = header.x + style->tab.padding.x;
if (nk_do_button_symbol(&ws, &win->buffer, sym, symbol, NK_BUTTON_DEFAULT, button, in, style->font))
*state = (*state == NK_MAXIMIZED) ? NK_MINIMIZED : NK_MAXIMIZED;}
/* draw label */
{nk_flags dummy = 0;
struct nk_rect label;
/* calculate size of the text and tooltip */
text_len = nk_strlen(title);
text_width = style->font->width(style->font->userdata, style->font->height, title, text_len);
text_width += (4 * padding.x);
header.w = NK_MAX(header.w, sym.w + item_spacing.x);
label.x = sym.x + sym.w + item_spacing.x;
label.y = sym.y;
label.w = NK_MIN(header.w - (sym.w + item_spacing.y + style->tab.indent), text_width);
label.h = style->font->height;
if (img) {
nk_do_selectable_image(&dummy, &win->buffer, label, title, title_len, NK_TEXT_LEFT,
selected, img, &style->selectable, in, style->font);
} else nk_do_selectable(&dummy, &win->buffer, label, title, title_len, NK_TEXT_LEFT,
selected, &style->selectable, in, style->font);
}
/* increase x-axis cursor widget position pointer */
if (*state == NK_MAXIMIZED) {
layout->at_x = header.x + (float)*layout->offset_x + style->tab.indent;
layout->bounds.w = NK_MAX(layout->bounds.w, style->tab.indent);
layout->bounds.w -= (style->tab.indent + style->window.padding.x);
layout->row.tree_depth++;
return nk_true;
} else return nk_false;
}
NK_INTERN int
nk_tree_element_base(struct nk_context *ctx, enum nk_tree_type type,
struct nk_image *img, const char *title, enum nk_collapse_states initial_state,
int *selected, const char *hash, int len, int line)
{
struct nk_window *win = ctx->current;
int title_len = 0;
nk_hash tree_hash = 0;
nk_uint *state = 0;
/* retrieve tree state from internal widget state tables */
if (!hash) {
title_len = (int)nk_strlen(title);
tree_hash = nk_murmur_hash(title, (int)title_len, (nk_hash)line);
} else tree_hash = nk_murmur_hash(hash, len, (nk_hash)line);
state = nk_find_value(win, tree_hash);
if (!state) {
state = nk_add_value(ctx, win, tree_hash, 0);
*state = initial_state;
} return nk_tree_element_image_push_hashed_base(ctx, type, img, title,
nk_strlen(title), state, selected);
}
NK_API int
nk_tree_element_push_hashed(struct nk_context *ctx, enum nk_tree_type type,
const char *title, enum nk_collapse_states initial_state,
int *selected, const char *hash, int len, int seed)
{
return nk_tree_element_base(ctx, type, 0, title, initial_state, selected, hash, len, seed);
}
NK_API int
nk_tree_element_image_push_hashed(struct nk_context *ctx, enum nk_tree_type type,
struct nk_image img, const char *title, enum nk_collapse_states initial_state,
int *selected, const char *hash, int len,int seed)
{
return nk_tree_element_base(ctx, type, &img, title, initial_state, selected, hash, len, seed);
}
NK_API void
nk_tree_element_pop(struct nk_context *ctx)
{
nk_tree_state_pop(ctx);
}