--- a/ui/motif/text.c Thu Dec 12 16:34:39 2024 +0100
+++ b/ui/motif/text.c Thu Dec 12 23:23:09 2024 +0100
@@ -28,7 +28,596 @@
#include <stdio.h>
#include <stdlib.h>
+#include <unistd.h>
#include "text.h"
#include "container.h"
+#include <cx/string.h>
+
+
+
+/* ------------------------------ Text Field ------------------------------ */
+
+static UIWIDGET create_textfield(UiObject *obj, UiTextFieldArgs args, int frameless, int password) {
+ Arg xargs[16];
+ int n = 0;
+
+ if(frameless) {
+ XtSetArg(xargs[n], XmNshadowThickness, 0);
+ n++;
+ }
+ if(password) {
+ // TODO
+ }
+
+ UiContainerPrivate *ctn = ui_obj_container(obj);
+ UI_APPLY_LAYOUT(ctn->layout, args);
+
+ Widget parent = ctn->prepare(ctn, xargs, &n);
+ char *name = args.name ? (char*)args.name : "textfield";
+ Widget textfield = XmCreateTextField(parent, name, xargs, n);
+ XtManageChild(textfield);
+
+ ui_set_widget_groups(obj->ctx, textfield, args.groups);
+
+ UiVar* var = uic_widget_var(obj->ctx, obj->ctx, args.value, args.varname, UI_VAR_STRING);
+ if(var) {
+ UiString *value = (UiString*)var->value;
+ value->obj = textfield;
+ value->get = ui_textfield_get;
+ value->set = ui_textfield_set;
+
+ if(value->value.ptr) {
+ ui_textfield_set(value, value->value.ptr);
+ }
+ }
+
+ return textfield;
+}
+
+UIWIDGET ui_textfield_create(UiObject *obj, UiTextFieldArgs args) {
+ return create_textfield(obj, args, FALSE, FALSE);
+}
+
+UIWIDGET ui_frameless_textfield_create(UiObject* obj, UiTextFieldArgs args) {
+ return create_textfield(obj, args, TRUE, FALSE);
+}
+
+UIWIDGET ui_passwordfield_create(UiObject* obj, UiTextFieldArgs args) {
+ return create_textfield(obj, args, FALSE, FALSE);
+}
+
+char* ui_textfield_get(UiString *str) {
+ str->value.free(str->value.ptr);
+ char *value = XmTextFieldGetString(str->obj);
+ str->value.ptr = value;
+ str->value.free = (ui_freefunc)XtFree;
+ return value;
+}
+
+void ui_textfield_set(UiString *str, const char *value) {
+ XmTextFieldSetString(str->obj, (void*)value);
+ str->value.ptr = NULL;
+ str->value.free(str->value.ptr);
+}
+
+
+
+
+
+/* -------------------- path bar -------------------- */
+
+#define XNECreateText(parent,name,args,count) XmCreateTextField(parent,name,args,count)
+#define XNETextSetString(widget,value) XmTextFieldSetString(widget,value)
+#define XNETextGetString(widget) XmTextFieldGetString(widget)
+#define XNETextGetLastPosition(widget) XmTextFieldGetLastPosition(widget)
+#define XNETextSetInsertionPosition(widget, i) XmTextFieldSetInsertionPosition(widget, i)
+#define XNETextSetSelection(w, f, l, t) XmTextFieldSetSelection(w, f, l, t)
+
+typedef void(*updatedir_callback)(void*,char*);
+
+typedef struct PathBar {
+ Widget widget;
+ Widget textfield;
+
+ Widget focus_widget;
+
+ Widget left;
+ Widget right;
+ Dimension lw;
+ Dimension rw;
+
+ int shift;
+
+ Widget *pathSegments;
+ size_t numSegments;
+ size_t segmentAlloc;
+
+ char *path;
+ int selection;
+ Boolean input;
+
+ int focus;
+
+ updatedir_callback updateDir;
+ void *updateDirData;
+} PathBar;
+
+void PathBarSetPath(PathBar *bar, const char *path);
+
+void pathbar_resize(Widget w, PathBar *p, XtPointer d)
+{
+ Dimension width, height;
+ XtVaGetValues(w, XmNwidth, &width, XmNheight, &height, NULL);
+
+ Dimension *segW = (void*)XtCalloc(p->numSegments, sizeof(Dimension));
+
+ Dimension maxHeight = 0;
+
+ /* get width/height from all widgets */
+ Dimension pathWidth = 0;
+ for(int i=0;i<p->numSegments;i++) {
+ Dimension segWidth;
+ Dimension segHeight;
+ XtVaGetValues(p->pathSegments[i], XmNwidth, &segWidth, XmNheight, &segHeight, NULL);
+ segW[i] = segWidth;
+ pathWidth += segWidth;
+ if(segHeight > maxHeight) {
+ maxHeight = segHeight;
+ }
+ }
+ Dimension tfHeight;
+ XtVaGetValues(p->textfield, XmNheight, &tfHeight, NULL);
+ if(tfHeight > maxHeight) {
+ maxHeight = tfHeight;
+ }
+
+ Boolean arrows = False;
+ if(pathWidth + 10 > width) {
+ arrows = True;
+ pathWidth += p->lw + p->rw;
+ }
+
+ /* calc max visible widgets */
+ int start = 0;
+ if(arrows) {
+ Dimension vis = p->lw+p->rw;
+ for(int i=p->numSegments;i>0;i--) {
+ Dimension segWidth = segW[i-1];
+ if(vis + segWidth + 10 > width) {
+ start = i;
+ arrows = True;
+ break;
+ }
+ vis += segWidth;
+ }
+ } else {
+ p->shift = 0;
+ }
+
+ int leftShift = 0;
+ if(p->shift < 0) {
+ if(start + p->shift < 0) {
+ leftShift = start;
+ start = 0;
+ p->shift = -leftShift;
+ } else {
+ leftShift = -p->shift; /* negative shift */
+ start += p->shift;
+ }
+ }
+
+ int x = 0;
+ if(arrows) {
+ XtManageChild(p->left);
+ XtManageChild(p->right);
+ x = p->lw;
+ } else {
+ XtUnmanageChild(p->left);
+ XtUnmanageChild(p->right);
+ }
+
+ for(int i=0;i<p->numSegments;i++) {
+ if(i >= start && i < p->numSegments - leftShift && !p->input) {
+ XtVaSetValues(p->pathSegments[i], XmNx, x, XmNy, 0, XmNheight, maxHeight, NULL);
+ x += segW[i];
+ XtManageChild(p->pathSegments[i]);
+ } else {
+ XtUnmanageChild(p->pathSegments[i]);
+ }
+ }
+
+ if(arrows) {
+ XtVaSetValues(p->left, XmNx, 0, XmNy, 0, XmNheight, maxHeight, NULL);
+ XtVaSetValues(p->right, XmNx, x, XmNy, 0, XmNheight, maxHeight, NULL);
+ }
+
+ free(segW);
+
+ Dimension rw, rh;
+ XtMakeResizeRequest(w, width, maxHeight, &rw, &rh);
+
+ XtVaSetValues(p->textfield, XmNwidth, rw, XmNheight, rh, NULL);
+}
+
+static void pathbarActivateTF(PathBar *p)
+{
+ XtUnmanageChild(p->left);
+ XtUnmanageChild(p->right);
+ XNETextSetSelection(p->textfield, 0, XNETextGetLastPosition(p->textfield), 0);
+ XtManageChild(p->textfield);
+ p->input = 1;
+
+ XmProcessTraversal(p->textfield, XmTRAVERSE_CURRENT);
+
+ pathbar_resize(p->widget, p, NULL);
+}
+
+void PathBarActivateTextfield(PathBar *p)
+{
+ p->focus = 1;
+ pathbarActivateTF(p);
+}
+
+void pathbar_input(Widget w, PathBar *p, XtPointer c)
+{
+ XmDrawingAreaCallbackStruct *cbs = (XmDrawingAreaCallbackStruct*)c;
+ XEvent *xevent = cbs->event;
+
+ if (cbs->reason == XmCR_INPUT) {
+ if (xevent->xany.type == ButtonPress) {
+ p->focus = 0;
+ pathbarActivateTF(p);
+ }
+ }
+}
+
+void pathbar_losingfocus(Widget w, PathBar *p, XtPointer c)
+{
+ if(--p->focus < 0) {
+ p->input = False;
+ XtUnmanageChild(p->textfield);
+ }
+}
+
+static cxmutstr concat_path_s(cxstring base, cxstring path) {
+ if(!path.ptr) {
+ path = CX_STR("");
+ }
+
+ int add_separator = 0;
+ if(base.length != 0 && base.ptr[base.length-1] == '/') {
+ if(path.ptr[0] == '/') {
+ base.length--;
+ }
+ } else {
+ if(path.length == 0 || path.ptr[0] != '/') {
+ add_separator = 1;
+ }
+ }
+
+ cxmutstr url;
+ if(add_separator) {
+ url = cx_strcat(3, base, CX_STR("/"), path);
+ } else {
+ url = cx_strcat(2, base, path);
+ }
+
+ return url;
+}
+
+static char* ConcatPath(const char *path1, const char *path2) {
+ return concat_path_s(cx_str(path1), cx_str(path2)).ptr;
+}
+
+void pathbar_pathinput(Widget w, PathBar *p, XtPointer d)
+{
+ char *newpath = XNETextGetString(p->textfield);
+ if(newpath) {
+ if(newpath[0] == '~') {
+ char *p = newpath+1;
+ char *home = getenv("HOME");
+ char *cp = ConcatPath(home, p);
+ XtFree(newpath);
+ newpath = cp;
+ } else if(newpath[0] != '/') {
+ char curdir[2048];
+ curdir[0] = 0;
+ getcwd(curdir, 2048);
+ char *cp = ConcatPath(curdir, newpath);
+ XtFree(newpath);
+ newpath = cp;
+ }
+
+ /* update path */
+ PathBarSetPath(p, newpath);
+ if(p->updateDir) {
+ p->updateDir(p->updateDirData, newpath);
+ }
+ XtFree(newpath);
+
+ /* hide textfield and show path as buttons */
+ XtUnmanageChild(p->textfield);
+ pathbar_resize(p->widget, p, NULL);
+
+ if(p->focus_widget) {
+ XmProcessTraversal(p->focus_widget, XmTRAVERSE_CURRENT);
+ }
+ }
+}
+
+void pathbar_shift_left(Widget w, PathBar *p, XtPointer d)
+{
+ p->shift--;
+ pathbar_resize(p->widget, p, NULL);
+}
+
+void pathbar_shift_right(Widget w, PathBar *p, XtPointer d)
+{
+ if(p->shift < 0) {
+ p->shift++;
+ }
+ pathbar_resize(p->widget, p, NULL);
+}
+
+static void pathTextEH(Widget widget, XtPointer data, XEvent *event, Boolean *dispatch) {
+ PathBar *pb = data;
+ if(event->type == KeyReleaseMask) {
+ if(event->xkey.keycode == 9) {
+ XtUnmanageChild(pb->textfield);
+ pathbar_resize(pb->widget, pb, NULL);
+ *dispatch = False;
+ } else if(event->xkey.keycode == 36) {
+ pathbar_pathinput(pb->textfield, pb, NULL);
+ *dispatch = False;
+ }
+ }
+}
+
+PathBar* CreatePathBar(Widget parent, ArgList args, int n)
+{
+ PathBar *bar = (PathBar*)XtMalloc(sizeof(PathBar));
+ bar->path = NULL;
+ bar->updateDir = NULL;
+ bar->updateDirData = NULL;
+
+ bar->focus_widget = NULL;
+
+ bar->shift = 0;
+
+ XtSetArg(args[n], XmNmarginWidth, 0); n++;
+ XtSetArg(args[n], XmNmarginHeight, 0); n++;
+ bar->widget = XmCreateDrawingArea(parent, "pathbar", args, n);
+ XtAddCallback(
+ bar->widget,
+ XmNresizeCallback,
+ (XtCallbackProc)pathbar_resize,
+ bar);
+ XtAddCallback(
+ bar->widget,
+ XmNinputCallback,
+ (XtCallbackProc)pathbar_input,
+ bar);
+
+ Arg a[4];
+ XtSetArg(a[0], XmNshadowThickness, 0);
+ XtSetArg(a[1], XmNx, 0);
+ XtSetArg(a[2], XmNy, 0);
+ bar->textfield = XNECreateText(bar->widget, "pbtext", a, 3);
+ bar->input = 0;
+ XtAddCallback(
+ bar->textfield,
+ XmNlosingFocusCallback,
+ (XtCallbackProc)pathbar_losingfocus,
+ bar);
+ XtAddCallback(bar->textfield, XmNactivateCallback,
+ (XtCallbackProc)pathbar_pathinput, bar);
+ XtAddEventHandler(bar->textfield, KeyPressMask | KeyReleaseMask, FALSE, pathTextEH, bar);
+
+ XtSetArg(a[0], XmNarrowDirection, XmARROW_LEFT);
+ bar->left = XmCreateArrowButton(bar->widget, "pbbutton", a, 1);
+ XtSetArg(a[0], XmNarrowDirection, XmARROW_RIGHT);
+ bar->right = XmCreateArrowButton(bar->widget, "pbbutton", a, 1);
+ XtAddCallback(
+ bar->left,
+ XmNactivateCallback,
+ (XtCallbackProc)pathbar_shift_left,
+ bar);
+ XtAddCallback(
+ bar->right,
+ XmNactivateCallback,
+ (XtCallbackProc)pathbar_shift_right,
+ bar);
+
+ Pixel bg;
+ XtVaGetValues(bar->textfield, XmNbackground, &bg, NULL);
+ XtVaSetValues(bar->widget, XmNbackground, bg, NULL);
+
+ XtManageChild(bar->left);
+ XtManageChild(bar->right);
+
+ XtVaGetValues(bar->left, XmNwidth, &bar->lw, NULL);
+ XtVaGetValues(bar->right, XmNwidth, &bar->rw, NULL);
+
+ bar->segmentAlloc = 16;
+ bar->numSegments = 0;
+ bar->pathSegments = (Widget*)XtCalloc(16, sizeof(Widget));
+
+ bar->selection = 0;
+
+ return bar;
+}
+
+void PathBarChangeDir(Widget w, PathBar *bar, XtPointer c)
+{
+ XmToggleButtonSetState(bar->pathSegments[bar->selection], False, False);
+
+ for(int i=0;i<bar->numSegments;i++) {
+ if(bar->pathSegments[i] == w) {
+ bar->selection = i;
+ XmToggleButtonSetState(w, True, False);
+ break;
+ }
+ }
+
+ int plen = strlen(bar->path);
+ int countSeg = 0;
+ for(int i=0;i<=plen;i++) {
+ char c = bar->path[i];
+ if(c == '/' || c == '\0') {
+ if(countSeg == bar->selection) {
+ char *dir = XtMalloc(i+2);
+ memcpy(dir, bar->path, i+1);
+ dir[i+1] = '\0';
+ if(bar->updateDir) {
+ bar->updateDir(bar->updateDirData, dir);
+ }
+ free(dir);
+ }
+ countSeg++;
+ }
+ }
+}
+
+void PathBarSetPath(PathBar *bar, const char *path)
+{
+ if(bar->path) {
+ free(bar->path);
+ }
+ bar->path = strdup(path);
+
+ for(int i=0;i<bar->numSegments;i++) {
+ XtDestroyWidget(bar->pathSegments[i]);
+ }
+ XtUnmanageChild(bar->textfield);
+ XtManageChild(bar->left);
+ XtManageChild(bar->right);
+ bar->input = False;
+
+ Arg args[4];
+ XmString str;
+
+ bar->numSegments = 0;
+
+ int i=0;
+ if(path[0] == '/') {
+ str = XmStringCreateLocalized("/");
+ XtSetArg(args[0], XmNlabelString, str);
+ XtSetArg(args[1], XmNfillOnSelect, True);
+ XtSetArg(args[2], XmNindicatorOn, False);
+ bar->pathSegments[0] = XmCreateToggleButton(
+ bar->widget, "pbbutton", args, 3);
+ XtAddCallback(
+ bar->pathSegments[0],
+ XmNvalueChangedCallback,
+ (XtCallbackProc)PathBarChangeDir,
+ bar);
+ XmStringFree(str);
+ bar->numSegments++;
+ i++;
+ }
+
+ int len = strlen(path);
+ int begin = i;
+ for(;i<=len;i++) {
+ char c = path[i];
+ if((c == '/' || c == '\0') && i > begin) {
+ char *segStr = XtMalloc(i - begin + 1);
+ memcpy(segStr, path+begin, i-begin);
+ segStr[i-begin] = '\0';
+ begin = i+1;
+
+ str = XmStringCreateLocalized(segStr);
+ XtFree(segStr);
+ XtSetArg(args[0], XmNlabelString, str);
+ XtSetArg(args[1], XmNfillOnSelect, True);
+ XtSetArg(args[2], XmNindicatorOn, False);
+ Widget button = XmCreateToggleButton(bar->widget, "pbbutton", args, 3);
+ XtAddCallback(
+ button,
+ XmNvalueChangedCallback,
+ (XtCallbackProc)PathBarChangeDir,
+ bar);
+ XmStringFree(str);
+
+ if(bar->numSegments >= bar->segmentAlloc) {
+ bar->segmentAlloc += 8;
+ bar->pathSegments = realloc(bar->pathSegments, bar->segmentAlloc * sizeof(Widget));
+ }
+
+ bar->pathSegments[bar->numSegments++] = button;
+ }
+ }
+
+ bar->selection = bar->numSegments-1;
+ XmToggleButtonSetState(bar->pathSegments[bar->selection], True, False);
+
+ XNETextSetString(bar->textfield, (char*)path);
+ XNETextSetInsertionPosition(bar->textfield, XNETextGetLastPosition(bar->textfield));
+
+ pathbar_resize(bar->widget, bar, NULL);
+}
+
+void PathBarDestroy(PathBar *pathbar) {
+ if(pathbar->path) {
+ XtFree(pathbar->path);
+ }
+ XtFree((void*)pathbar->pathSegments);
+ XtFree((void*)pathbar);
+}
+
+
+/* ---------------------------- Path Text Field ---------------------------- */
+
+static void destroy_pathbar(Widget w, XtPointer *data, XtPointer d) {
+ PathBar *pathbar = (PathBar*)data;
+ // TODO: check if there is somonething missing
+ XtFree((void*)pathbar->pathSegments);
+ XtFree((void*)pathbar);
+}
+
+UIWIDGET ui_path_textfield_create(UiObject* obj, UiPathTextFieldArgs args) {
+ Arg xargs[16];
+ int n = 0;
+
+ UiContainerPrivate *ctn = ui_obj_container(obj);
+ UI_APPLY_LAYOUT(ctn->layout, args);
+
+ Widget parent = ctn->prepare(ctn, xargs, &n);
+ // TODO: name
+
+ PathBar *pathbar = CreatePathBar(parent, xargs, n);
+ XtManageChild(pathbar->widget);
+ ctn->add(ctn, pathbar->widget);
+
+ UiVar* var = uic_widget_var(obj->ctx, obj->ctx, args.value, args.varname, UI_VAR_STRING);
+ if (var) {
+ UiString* value = (UiString*)var->value;
+ value->obj = pathbar;
+ value->get = ui_path_textfield_get;
+ value->set = ui_path_textfield_set;
+
+ if(value->value.ptr) {
+ char *str = strdup(value->value.ptr);
+ ui_string_set(value, str);
+ free(str);
+ }
+ }
+
+ XtAddCallback(
+ pathbar->widget,
+ XmNdestroyCallback,
+ (XtCallbackProc)destroy_pathbar,
+ pathbar);
+
+ return pathbar->widget;
+}
+
+char* ui_path_textfield_get(UiString *str) {
+
+}
+
+void ui_path_textfield_set(UiString *str, const char *value) {
+ PathBarSetPath(str->obj, value);
+}