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treeview works

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git-svn-id: http://svn2.nishi.boats/svn/milsko/trunk@766 b9cfdab3-6d41-4d17-bbe4-086880011989
This commit is contained in:
NishiOwO
2025-11-21 16:16:08 +00:00
parent 9dee24f7bc
commit 38b5876fba
4 changed files with 79 additions and 13 deletions
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11
examples/basic/treeview.c
View File

@@ -22,6 +22,7 @@ void activate(MwWidget handle, void* user, void* call) {
int main(){
MwWidget tv;
MwLLPixmap px;
int i;
void* p = NULL, *r;
@@ -30,11 +31,19 @@ int main(){
wmain = MwCreateWidget(MwWindowClass, "main", NULL, MwDEFAULT, MwDEFAULT, 5 + 640 + 5, 5 + 480 + 5);
tv = MwCreateWidget(MwTreeViewClass, "tree", wmain, 5, 5, 640, 480);
px = MwLoadIcon(tv, MwIconInfo);
MwSetInteger(tv, MwNleftPadding, 16);
MwAddUserHandler(tv, MwNactivateHandler, activate, NULL);
for(i = 0; i < 10; i++){
p = MwTreeViewAdd(tv, p, NULL, "Hello");
void* old = p;
MwTreeViewAdd(tv, old, px, "World");
p = MwTreeViewAdd(tv, old, px, "Hello");
if(i == 5) r = p;
MwTreeViewAdd(tv, old, px, "Goodbye");
}
MwLoop(wmain);

20
include/Mw/Widget/TreeView.h
View File

@@ -61,6 +61,26 @@ MwInline const char* MwTreeViewGet(MwWidget handle, void* item) {
return out;
}
/*!
* @brief Sets the label of ithe item
* @param handle Widget
* @param item Item
* @param label Label
*/
MwInline void MwTreeViewSetLabel(MwWidget handle, void* item, const char* label) {
MwVaWidgetExecute(handle, "mwTreeViewSetLabel", NULL, item, label);
}
/*!
* @brief Sets the pixmap of ithe item
* @param handle Widget
* @param item Item
* @param pixmap Pixmap
*/
MwInline void MwTreeViewSetPixmap(MwWidget handle, void* item, MwLLPixmap pixmap) {
MwVaWidgetExecute(handle, "mwTreeViewSetPixmap", NULL, item, pixmap);
}
#ifdef __cplusplus
}
#endif

4
src/default.c
View File

@@ -8,8 +8,8 @@ const char* MwDefaultSubForeground = "#000";
const char* MwDefaultDarkBackground = "#333";
const char* MwDefaultDarkForeground = "#ddd";
const char* MwDefaultDarkSubBackground = "#000";
const char* MwDefaultDarkSubForeground = "#fff";
const char* MwDefaultDarkSubBackground = "#333";
const char* MwDefaultDarkSubForeground = "#ddd";
int MwDefaultBorderWidth(MwWidget handle) {
if(MwGetInteger(handle, MwNmodernLook)) {

57
src/widget/treeview.c
View File

@@ -4,7 +4,8 @@
#include "../../external/stb_ds.h"
#define OpenerSize 10
#define LineSpace 24
#define LineSpace 16
#define LinePadding 4
static void vscroll_changed(MwWidget handle, void* user, void* call) {
MwTreeView tv = handle->parent->internal;
@@ -34,18 +35,20 @@ static void recursion(MwWidget handle, MwTreeViewEntry* tree, MwTreeViewEntry**
} else if((*shared) < (MwGetInteger(handle, MwNheight) / MwTextHeight(handle, "M") + 2)) {
MwRect r;
p->x += shift;
p->y += MwTextHeight(handle, "M") / 2;
p->y += MwTextHeight(handle, "M") / 2 + LinePadding;
if(shift > 0) {
if(tree->tree != NULL || shift > LineSpace) {
l[0] = *p;
l[0].x -= LineSpace / 2;
l[1] = *p;
if(draw) MwLLLine(handle->lowlevel, &l[0], text2);
}
if(shift > LineSpace) {
l[0] = *p;
l[0].x -= LineSpace / 2;
l[1] = l[0];
l[0].y -= MwTextHeight(handle, "M") / 2;
l[0].y -= MwTextHeight(handle, "M") / 2 + LinePadding;
if(next) {
l[1].y += MwTextHeight(handle, "M") / 2;
}
@@ -92,7 +95,7 @@ static void recursion(MwWidget handle, MwTreeViewEntry* tree, MwTreeViewEntry**
MwDrawFrame(handle, &r, base, tree->opened);
if(col != base) MwLLFreeColor(col);
} else if(shift != 0) {
} else {
if(r.x <= mouse->x && mouse->x <= (r.x + r.width) && r.y <= mouse->y && mouse->y <= (r.y + r.height)) {
tree->opened = tree->opened ? 0 : 1;
}
@@ -112,7 +115,7 @@ static void recursion(MwWidget handle, MwTreeViewEntry* tree, MwTreeViewEntry**
if(tree->selected) {
r.x = p->x;
r.y = p->y - MwTextHeight(handle, "M") / 2;
r.width = MwTextWidth(handle, tree->label);
r.width = MwGetInteger(handle, MwNwidth) - MwGetInteger(handle, MwNleftPadding) - shift; // MwTextWidth(handle, tree->label);
r.height = MwTextHeight(handle, "M");
MwDrawRect(handle, &r, text2);
}
@@ -144,6 +147,9 @@ static void recursion(MwWidget handle, MwTreeViewEntry* tree, MwTreeViewEntry**
l[0] = *p;
l[0].x += shift + LineSpace / 2;
l[0].y += MwTextHeight(handle, "M") - (MwTextHeight(handle, "M") - OpenerSize) / 2;
if(tree->tree[i]->tree != NULL) {
l[0].y += OpenerSize / 2;
}
recursion(handle, tree->tree[i], root, base, text, base2, text2, p, i != (arrlen(tree->tree) - 1) ? 1 : 0, shift + LineSpace, skip, shared, draw, mouse);
@@ -185,7 +191,7 @@ static void frame_draw(MwWidget handle) {
for(i = 0; i < arrlen(tv->tree); i++) {
if(shared > (r.height / MwTextHeight(handle, "M"))) break;
recursion(handle, tv->tree[i], tv->tree, base, text, base2, text2, &p, 0, 0, &skip, &shared, 1, NULL);
recursion(handle, tv->tree[i], tv->tree, base, text, base2, text2, &p, 0, LineSpace, &skip, &shared, 1, NULL);
}
MwDrawFrame(handle, &r, base, 1);
@@ -232,7 +238,7 @@ static void frame_mouse_up(MwWidget handle, void* user, void* call) {
p.y = MwDefaultBorderWidth(tv->frame);
for(i = 0; i < arrlen(tv->tree); i++) {
if(shared > (MwGetInteger(tv->frame, MwNheight) / MwTextHeight(tv->frame, "M"))) break;
recursion(tv->frame, tv->tree[i], tv->tree, NULL, NULL, NULL, NULL, &p, 0, 0, &skip, &shared, 0, &tv->pressed);
recursion(tv->frame, tv->tree[i], tv->tree, NULL, NULL, NULL, NULL, &p, 0, LineSpace, &skip, &shared, 0, &tv->pressed);
}
resize(handle->parent);
}
@@ -278,11 +284,11 @@ static void resize(MwWidget handle) {
if(ih == 0) ih = 1;
MwVaApply(tv->vscroll,
MwNareaShown, h / MwTextHeight(handle, "M"),
MwNareaShown, h / (LinePadding + MwTextHeight(handle, "M")),
MwNmaxValue, ih,
NULL);
if(ih <= (h / MwTextHeight(handle, "M"))) {
if(ih <= (h / (LinePadding + MwTextHeight(handle, "M")))) {
MwLLShow(tv->vscroll->lowlevel, 0);
MwSetInteger(tv->frame, MwNwidth, w);
} else {
@@ -388,6 +394,27 @@ static const char* mwTreeViewGetImpl(MwWidget handle, void* item) {
return e->label;
}
static void mwTreeViewSetLabelImpl(MwWidget handle, void* item, const char* label) {
MwTreeViewEntry* e = item;
free(e->label);
e->label = MwStringDuplicate(label);
if(e->parent != NULL && e->parent->opened) {
resize(handle);
}
}
static void mwTreeViewSetPixmapImpl(MwWidget handle, void* item, MwLLPixmap pixmap) {
MwTreeViewEntry* e = item;
e->pixmap = pixmap;
if(e->parent != NULL && e->parent->opened) {
resize(handle);
}
}
static void func_handler(MwWidget handle, const char* name, void* out, va_list va) {
if(strcmp(name, "mwTreeViewAdd") == 0) {
void* parent = va_arg(va, void*);
@@ -406,6 +433,16 @@ static void func_handler(MwWidget handle, const char* name, void* out, va_list v
void* item = va_arg(va, void*);
*(const char**)out = mwTreeViewGetImpl(handle, item);
}
if(strcmp(name, "mwTreeViewSetLabel") == 0) {
void* item = va_arg(va, void*);
const char* label = va_arg(va, const char*);
mwTreeViewSetLabelImpl(handle, item, label);
}
if(strcmp(name, "mwTreeViewSetPixmap") == 0) {
void* item = va_arg(va, void*);
MwLLPixmap pixmap = va_arg(va, MwLLPixmap);
mwTreeViewSetPixmapImpl(handle, item, pixmap);
}
}
static void tick(MwWidget handle) {