diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/CMakeLists.txt | 4 | ||||
| -rw-r--r-- | src/Fl_Native_File_Chooser_GTK.cxx | 28 | ||||
| -rw-r--r-- | src/Fl_Native_File_Chooser_Zenity.H | 54 | ||||
| -rw-r--r-- | src/Fl_Native_File_Chooser_Zenity.cxx | 285 |
4 files changed, 368 insertions, 3 deletions
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt index 49825d6be..f316d11de 100644 --- a/src/CMakeLists.txt +++ b/src/CMakeLists.txt @@ -215,6 +215,10 @@ if (FLTK_USE_X11 AND NOT OPTION_USE_WAYLAND) Fl_get_key.cxx ) + if (OPTION_USE_ZENITY) + set (DRIVER_FILES ${DRIVER_FILES} Fl_Native_File_Chooser_Zenity.cxx) + endif (OPTION_USE_ZENITY) + if (OPTION_USE_KDIALOG) set (DRIVER_FILES ${DRIVER_FILES} Fl_Native_File_Chooser_Kdialog.cxx) endif (OPTION_USE_KDIALOG) diff --git a/src/Fl_Native_File_Chooser_GTK.cxx b/src/Fl_Native_File_Chooser_GTK.cxx index ff5df7293..e41c4230f 100644 --- a/src/Fl_Native_File_Chooser_GTK.cxx +++ b/src/Fl_Native_File_Chooser_GTK.cxx @@ -17,6 +17,9 @@ #include <config.h> #include <FL/Fl_Native_File_Chooser.H> +#if USE_ZENITY +# include "Fl_Native_File_Chooser_Zenity.H" +#endif #if USE_KDIALOG # include "Fl_Native_File_Chooser_Kdialog.H" #endif @@ -923,15 +926,34 @@ void Fl_GTK_Native_File_Chooser_Driver::probe_for_GTK_libs(void) { #endif // HAVE_DLSYM && HAVE_DLFCN_H Fl_Native_File_Chooser::Fl_Native_File_Chooser(int val) { - // Use kdialog if available at run-time and if using the KDE desktop, - // else, use GTK dialog if available at run-time + // Use zenity if available at run-time even if using the KDE desktop, + // because its portal integration means the KDE chooser will be used. + // Else use kdialog if available at run-time and if using the KDE + // desktop, else, use GTK dialog if available at run-time // otherwise, use FLTK file chooser. platform_fnfc = NULL; fl_open_display(); if (Fl::option(Fl::OPTION_FNFC_USES_GTK)) { +#if USE_ZENITY + if (val != BROWSE_MULTI_DIRECTORY) { + if (!Fl_Zenity_Native_File_Chooser_Driver::have_looked_for_zenity) { + // First Time here, try to find zenity + FILE *pipe = popen("zenity --version 2> /dev/null", "r"); + if (pipe) { + char *p, line[100] = ""; + p = fgets(line, sizeof(line), pipe); + if (p && strlen(line) > 0) Fl_Zenity_Native_File_Chooser_Driver::did_find_zenity = true; + pclose(pipe); + } + Fl_Zenity_Native_File_Chooser_Driver::have_looked_for_zenity = true; + } + // if we found zenity, we will use the Fl_Zenity_Native_File_Chooser_Driver + if (Fl_Zenity_Native_File_Chooser_Driver::did_find_zenity) platform_fnfc = new Fl_Zenity_Native_File_Chooser_Driver(val); + } +#endif // USE_ZENITY #if USE_KDIALOG const char *desktop = getenv("XDG_CURRENT_DESKTOP"); - if (desktop && strcmp(desktop, "KDE") == 0 && val != BROWSE_MULTI_DIRECTORY) { + if (!platform_fnfc && desktop && strcmp(desktop, "KDE") == 0 && val != BROWSE_MULTI_DIRECTORY) { if (!Fl_Kdialog_Native_File_Chooser_Driver::have_looked_for_kdialog) { // First Time here, try to find kdialog FILE *pipe = popen("kdialog -v 2> /dev/null", "r"); diff --git a/src/Fl_Native_File_Chooser_Zenity.H b/src/Fl_Native_File_Chooser_Zenity.H new file mode 100644 index 000000000..90614bb4f --- /dev/null +++ b/src/Fl_Native_File_Chooser_Zenity.H @@ -0,0 +1,54 @@ +// +// FLTK native file chooser widget : Zenity version +// +// Copyright 2021-2022 by Bill Spitzak and others. +// +// This library is free software. Distribution and use rights are outlined in +// the file "COPYING" which should have been included with this file. If this +// file is missing or damaged, see the license at: +// +// https://www.fltk.org/COPYING.php +// +// Please see the following page on how to report bugs and issues: +// +// https://www.fltk.org/bugs.php +// + +#ifndef FL_ZENITY_NATIVE_FILE_CHOOSER_H +#define FL_ZENITY_NATIVE_FILE_CHOOSER_H 1 + +#include <FL/Fl_Native_File_Chooser.H> + +class FL_EXPORT Fl_Zenity_Native_File_Chooser_Driver : public Fl_Native_File_Chooser_FLTK_Driver { + friend class Fl_Native_File_Chooser; + struct fnfc_pipe_struct { + char *all_files; + int fd; + }; + static void fnfc_fd_cb(int fd, fnfc_pipe_struct *data); + char **_pathnames; + int _tpathnames; + char *_directory; + char *_preset_file; + char *_title; + static bool did_find_zenity; + static bool have_looked_for_zenity; + Fl_Zenity_Native_File_Chooser_Driver(int val); + ~Fl_Zenity_Native_File_Chooser_Driver(); + int count() const; + const char *filename() const; + const char *filename(int i) const; + int show(); + char *parse_filter(const char *f); + const char *filter() const; + virtual void filter(const char *f); + int filters() const; + void preset_file(const char *val); + const char *preset_file() const; + void directory(const char *val); + const char *directory() const; + void title(const char *val); + const char *title() const; +}; + +#endif // FL_ZENITY_NATIVE_FILE_CHOOSER_H diff --git a/src/Fl_Native_File_Chooser_Zenity.cxx b/src/Fl_Native_File_Chooser_Zenity.cxx new file mode 100644 index 000000000..2699d2b27 --- /dev/null +++ b/src/Fl_Native_File_Chooser_Zenity.cxx @@ -0,0 +1,285 @@ +// +// FLTK native file chooser widget : Zenity version +// +// Copyright 2021-2022 by Bill Spitzak and others. +// +// This library is free software. Distribution and use rights are outlined in +// the file "COPYING" which should have been included with this file. If this +// file is missing or damaged, see the license at: +// +// https://www.fltk.org/COPYING.php +// +// Please see the following page on how to report bugs and issues: +// +// https://www.fltk.org/bugs.php +// + +#include <config.h> +#include <FL/Fl_Native_File_Chooser.H> +#include "Fl_Native_File_Chooser_Zenity.H" +#include "Fl_Window_Driver.H" +#include "drivers/Unix/Fl_Unix_System_Driver.H" +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + + +/* Fl_Zenity_Native_File_Chooser_Driver : file chooser based on the "zenity" command */ + +bool Fl_Zenity_Native_File_Chooser_Driver::did_find_zenity = false; +bool Fl_Zenity_Native_File_Chooser_Driver::have_looked_for_zenity = false; + + +Fl_Zenity_Native_File_Chooser_Driver::Fl_Zenity_Native_File_Chooser_Driver(int val) : Fl_Native_File_Chooser_FLTK_Driver(val) { + _tpathnames = 0; + _pathnames = NULL; + _directory = NULL; + _preset_file = NULL; + _title = NULL; +} + + +Fl_Zenity_Native_File_Chooser_Driver::~Fl_Zenity_Native_File_Chooser_Driver() { + for (int i = 0; i < _tpathnames; i++) delete[] _pathnames[i]; + delete[] _pathnames; + if (_preset_file) free(_preset_file); + if (_directory) free(_directory); + if (_title) free(_title); +} + + +void Fl_Zenity_Native_File_Chooser_Driver::fnfc_fd_cb(int fd, + Fl_Zenity_Native_File_Chooser_Driver::fnfc_pipe_struct *data) { + char tmp[FL_PATH_MAX]; + int l = read(fd, tmp, sizeof(tmp)-1); + if (l > 0) { + tmp[l] = 0; + data->all_files = Fl_Native_File_Chooser_Driver::strapp(data->all_files, tmp); + } else { + data->fd = -1; + } +} + + +static int fnfc_dispatch(int /*event*/, Fl_Window* /*win*/) { + return 0; +} + + +int Fl_Zenity_Native_File_Chooser_Driver::show() { + const char *option; + switch (_btype) { + case Fl_Native_File_Chooser::BROWSE_MULTI_DIRECTORY: { + // BROWSE_MULTI_DIRECTORY is not supported by zenity, run other chooser instead + Fl_Native_File_Chooser fnfc(Fl_Native_File_Chooser::BROWSE_MULTI_DIRECTORY); + fnfc.title( title() ); + fnfc.directory(directory()); + fnfc.preset_file(preset_file()); + fnfc.filter(filter()); + fnfc.options(options()); + int retval = fnfc.show(); + for (int i = 0; i < _tpathnames; i++) delete[] _pathnames[i]; + delete[] _pathnames; _pathnames = NULL; + _tpathnames = fnfc.count(); + if (_tpathnames && retval == 0) { + _pathnames = new char*[_tpathnames]; + for (int i = 0; i < _tpathnames; i++) { + _pathnames[i] = new char[strlen(fnfc.filename(i))+1]; + strcpy(_pathnames[i], fnfc.filename(i)); + } + } + return retval; + } + break; + case Fl_Native_File_Chooser::BROWSE_DIRECTORY: + case Fl_Native_File_Chooser::BROWSE_SAVE_DIRECTORY: + option = "--file-selection --directory"; + break; + + case Fl_Native_File_Chooser::BROWSE_SAVE_FILE: + option = "--file-selection --save"; + break; + + case Fl_Native_File_Chooser::BROWSE_MULTI_FILE: + option = "--file-selection --multiple"; + break; + + default: + option = "--file-selection"; + } + char *preset = NULL; + if (_preset_file) { + preset = new char[strlen(_preset_file) + 15]; + sprintf(preset, "--filename '%s'", _preset_file); + } + else if (_directory) { + // This doesn't actually seem to do anything, but supply it anyway. + preset = new char[strlen(_directory) + 15]; + sprintf(preset, "--filename '%s'", _directory); + } + char *command = new char[strlen(option) + strlen(preset) + (_title?strlen(_title)+11:0) + + (_parsedfilt?strlen(_parsedfilt):0) + 50]; + strcpy(command, "zenity "); + if (_title) { + sprintf(command+strlen(command), " --title '%s'", _title); + } + sprintf(command+strlen(command), " %s %s ", option, preset ? preset : ""); + delete[] preset; + if (_parsedfilt) sprintf(command+strlen(command), " \"%s\" ", _parsedfilt); + strcat(command, "2> /dev/null"); // get rid of stderr output +//puts(command); + FILE *pipe = popen(command, "r"); + fnfc_pipe_struct data; + data.all_files = NULL; + if (pipe) { + data.fd = fileno(pipe); + Fl::add_fd(data.fd, FL_READ, (Fl_FD_Handler)fnfc_fd_cb, &data); + Fl_Event_Dispatch old_dispatch = Fl::event_dispatch(); + // prevent FLTK from processing any event + Fl::event_dispatch(fnfc_dispatch); + void *control = ((Fl_Unix_System_Driver*)Fl::system_driver())->control_maximize_button(NULL); + // run event loop until pipe finishes + while (data.fd >= 0) Fl::wait(); + Fl::remove_fd(fileno(pipe)); + pclose(pipe); + // return to previous event processing by FLTK + Fl::event_dispatch(old_dispatch); + if (control) ((Fl_Unix_System_Driver*)Fl::system_driver())->control_maximize_button(control); + if (data.all_files) { + // process text received from pipe + if (data.all_files[strlen(data.all_files)-1] == '\n') data.all_files[strlen(data.all_files)-1] = 0; + for (int i = 0; i < _tpathnames; i++) delete[] _pathnames[i]; + delete[] _pathnames; + char *p = data.all_files; + int count = 1; + while ((p = strchr(p+1, ' '))) count++; + _pathnames = new char*[count]; + _tpathnames = 0; + char *q = strtok(data.all_files, " "); + while (q) { + _pathnames[_tpathnames] = new char[strlen(q)+1]; + strcpy(_pathnames[_tpathnames], q); + _tpathnames++; + q = strtok(NULL, " "); + } + } + } + delete[] command; + if (_title) { free(_title); _title = NULL; } + if (!pipe) return -1; + return (data.all_files == NULL ? 1 : 0); +} + + +const char *Fl_Zenity_Native_File_Chooser_Driver::filename() const { + return _tpathnames >= 1 ? _pathnames[0] : NULL; +} + +const char *Fl_Zenity_Native_File_Chooser_Driver::filename (int i) const { + return _tpathnames > i ? _pathnames[i] : NULL; +} + +const char *Fl_Zenity_Native_File_Chooser_Driver::filter() const { + return _filter; +} + +int Fl_Zenity_Native_File_Chooser_Driver::filters() const { + return (_nfilters ? _nfilters - 1 : 0); +} + +int Fl_Zenity_Native_File_Chooser_Driver::count() const { + return _tpathnames; +} + +char *Fl_Zenity_Native_File_Chooser_Driver::parse_filter(const char *f) { + //In: "*.H\n" or "*.H" Out: "(*.H)" + //In: "Headers\t*.H\n" Out: "Headers (*.H)" + //In: "Headers\t*.{H,h}\n" Out: "Headers (*.H *.h)" + const char *p = strchr(f, '\t'); + if (!p) p = f - 1; + const char *q = strchr(f, '\n'); if (!q) q = f + strlen(f); + const char *r = strchr(f, '{'); + char *developed = NULL; + if (r) { // with {} + char *lead = new char[r-p]; + memcpy(lead, p+1, (r-p)-1); lead[(r-p)-1] = 0; + const char *r2 = strchr(r, '}'); + char *ends = new char[r2-r]; + memcpy(ends, r+1, (r2-r)-1); ends[(r2-r)-1] = 0; + char *ptr; + char *part = strtok_r(ends, ",", &ptr); + while (part) { + developed = strapp(developed, lead); + developed = strapp(developed, part); + developed = strapp(developed, " "); + part = strtok_r(NULL, ",", &ptr); + } + if (developed[strlen(developed)-1] == ' ') developed[strlen(developed)-1] = 0; + delete[] lead; + delete[] ends; + } + int lout = (p>f?p-f:0) + 2 + (r?strlen(developed):((q-p)-1)) + 2; + char *out = new char[lout]; *out = 0; + if (p > f) {memcpy(out, f, p-f); out[p-f] = 0; } + strcat(out, " ("); + if (r) { + strcpy(out+strlen(out), developed); + strfree(developed); + } + else memcpy(out+strlen(out), p+1, (q-p)); + strcat(out, ")"); +//puts(out); + return out; +} + + +void Fl_Zenity_Native_File_Chooser_Driver::filter(const char *f) { + _parsedfilt = strfree(_parsedfilt); // clear previous parsed filter (if any) + _nfilters = 0; + if (!f) return; + _filter = strdup(f); + char *f2 = strdup(f); + char *ptr; + char *part = strtok_r(f2, "\n", &ptr); + while (part) { + char *p = parse_filter(part); + _parsedfilt = strapp(_parsedfilt, p); + _parsedfilt = strapp(_parsedfilt, "\\n"); + delete[] p; + _nfilters++; + part = strtok_r(NULL, "\n", &ptr); + } + free(f2); + _parsedfilt = strapp(_parsedfilt, "All files (*)"); + _nfilters++; +//puts(_parsedfilt); +} + +void Fl_Zenity_Native_File_Chooser_Driver::preset_file(const char *val) { + if (_preset_file) free(_preset_file); + _preset_file = strdup(val); +} + +const char *Fl_Zenity_Native_File_Chooser_Driver::preset_file() const { + return _preset_file; +} + +void Fl_Zenity_Native_File_Chooser_Driver::directory(const char *val) { + if (_directory) free(_directory); + _directory = strdup(val); +} + +const char *Fl_Zenity_Native_File_Chooser_Driver::directory() const { + return _directory; +} + +void Fl_Zenity_Native_File_Chooser_Driver::title(const char *val) +{ + if (_title) free(_title); + _title = strdup(val); +} + +const char *Fl_Zenity_Native_File_Chooser_Driver::title() const { + return _title; +} |