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Diffstat (limited to 'src/extension/input.cpp')
| -rw-r--r-- | src/extension/input.cpp | 254 |
1 files changed, 254 insertions, 0 deletions
diff --git a/src/extension/input.cpp b/src/extension/input.cpp new file mode 100644 index 0000000..b82d44a --- /dev/null +++ b/src/extension/input.cpp @@ -0,0 +1,254 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Authors: + * Ted Gould <ted@gould.cx> + * + * Copyright (C) 2002-2005 Authors + * + * Released under GNU GPL v2+, read the file 'COPYING' for more information. + */ + +#include "input.h" + +#include "timer.h" + +#include "implementation/implementation.h" + +#include "prefdialog/prefdialog.h" + +#include "xml/repr.h" + + +/* Inkscape::Extension::Input */ + +namespace Inkscape { +namespace Extension { + +/** + \return None + \brief Builds a SPModuleInput object from a XML description + \param module The module to be initialized + \param repr The XML description in a Inkscape::XML::Node tree + + Okay, so you want to build a SPModuleInput object. + + This function first takes and does the build of the parent class, + which is SPModule. Then, it looks for the <input> section of the + XML description. Under there should be several fields which + describe the input module to excruciating detail. Those are parsed, + copied, and put into the structure that is passed in as module. + Overall, there are many levels of indentation, just to handle the + levels of indentation in the XML file. +*/ +Input::Input (Inkscape::XML::Node *in_repr, Implementation::Implementation *in_imp, std::string *base_directory) + : Extension(in_repr, in_imp, base_directory) +{ + mimetype = nullptr; + extension = nullptr; + filetypename = nullptr; + filetypetooltip = nullptr; + + if (repr != nullptr) { + Inkscape::XML::Node * child_repr; + + child_repr = repr->firstChild(); + + while (child_repr != nullptr) { + if (!strcmp(child_repr->name(), INKSCAPE_EXTENSION_NS "input")) { + child_repr = child_repr->firstChild(); + while (child_repr != nullptr) { + char const * chname = child_repr->name(); + if (!strncmp(chname, INKSCAPE_EXTENSION_NS_NC, strlen(INKSCAPE_EXTENSION_NS_NC))) { + chname += strlen(INKSCAPE_EXTENSION_NS); + } + if (chname[0] == '_') /* Allow _ for translation of tags */ + chname++; + if (!strcmp(chname, "extension")) { + g_free (extension); + extension = g_strdup(child_repr->firstChild()->content()); + } + if (!strcmp(chname, "mimetype")) { + g_free (mimetype); + mimetype = g_strdup(child_repr->firstChild()->content()); + } + if (!strcmp(chname, "filetypename")) { + g_free (filetypename); + filetypename = g_strdup(child_repr->firstChild()->content()); + } + if (!strcmp(chname, "filetypetooltip")) { + g_free (filetypetooltip); + filetypetooltip = g_strdup(child_repr->firstChild()->content()); + } + + child_repr = child_repr->next(); + } + + break; + } + + child_repr = child_repr->next(); + } + + } + + return; +} + +/** + \return None + \brief Destroys an Input extension +*/ +Input::~Input () +{ + g_free(mimetype); + g_free(extension); + g_free(filetypename); + g_free(filetypetooltip); + return; +} + +/** + \return Whether this extension checks out + \brief Validate this extension + + This function checks to make sure that the input extension has + a filename extension and a MIME type. Then it calls the parent + class' check function which also checks out the implementation. +*/ +bool +Input::check () +{ + if (extension == nullptr) + return FALSE; + if (mimetype == nullptr) + return FALSE; + + return Extension::check(); +} + +/** + \return A new document + \brief This function creates a document from a file + \param uri The filename to create the document from + + This function acts as the first step in creating a new document + from a file. The first thing that this does is make sure that the + file actually exists. If it doesn't, a NULL is returned. If the + file exits, then it is opened using the implementation of this extension. +*/ +SPDocument * +Input::open (const gchar *uri) +{ + if (!loaded()) { + set_state(Extension::STATE_LOADED); + } + if (!loaded()) { + return nullptr; + } + timer->touch(); + + SPDocument *const doc = imp->open(this, uri); + + return doc; +} + +/** + \return IETF mime-type for the extension + \brief Get the mime-type that describes this extension +*/ +gchar * +Input::get_mimetype() +{ + return mimetype; +} + +/** + \return Filename extension for the extension + \brief Get the filename extension for this extension +*/ +gchar * +Input::get_extension() +{ + return extension; +} + +/** + \return The name of the filetype supported + \brief Get the name of the filetype supported +*/ +const char * +Input::get_filetypename(bool translated) +{ + const char *name; + + if (filetypename) + name = filetypename; + else + name = get_name(); + + if (name && translated && filetypename) { + return get_translation(name); + } else { + return name; + } +} + +/** + \return Tooltip giving more information on the filetype + \brief Get the tooltip for more information on the filetype +*/ +const char * +Input::get_filetypetooltip(bool translated) +{ + if (filetypetooltip && translated) { + return get_translation(filetypetooltip); + } else { + return filetypetooltip; + } +} + +/** + \return A dialog to get settings for this extension + \brief Create a dialog for preference for this extension + + Calls the implementation to get the preferences. +*/ +bool +Input::prefs (const gchar *uri) +{ + if (!loaded()) { + set_state(Extension::STATE_LOADED); + } + if (!loaded()) { + return false; + } + + Gtk::Widget * controls; + controls = imp->prefs_input(this, uri); + if (controls == nullptr) { + // std::cout << "No preferences for Input" << std::endl; + return true; + } + + Glib::ustring name = this->get_name(); + PrefDialog *dialog = new PrefDialog(name, controls); + int response = dialog->run(); + dialog->hide(); + + delete dialog; + + return (response == Gtk::RESPONSE_OK); +} + +} } /* namespace Inkscape, Extension */ + +/* + Local Variables: + mode:c++ + c-file-style:"stroustrup" + c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +)) + indent-tabs-mode:nil + fill-column:99 + End: +*/ +// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 : |