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fix(volume): Prevent nullptr

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This commit is contained in:
Michael Carlberg 2016-06-01 16:26:44 +02:00
parent f1e7991279
commit 78effb28b8
1 changed files with 7 additions and 9 deletions
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16
src/modules/volume.cpp
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@ -72,10 +72,14 @@ VolumeModule::VolumeModule(const std::string& name_) throw(ModuleError) : EventM
this->bar_volume = drawtypes::get_config_bar(name(), get_tag_name(TAG_BAR_VOLUME));
if (this->formatter->has(TAG_RAMP_VOLUME))
this->ramp_volume = drawtypes::get_config_ramp(name(), get_tag_name(TAG_RAMP_VOLUME));
if (this->formatter->has(TAG_LABEL_VOLUME, FORMAT_VOLUME))
if (this->formatter->has(TAG_LABEL_VOLUME, FORMAT_VOLUME)) {
this->label_volume = drawtypes::get_optional_config_label(name(), get_tag_name(TAG_LABEL_VOLUME), "%percentage%");
if (this->formatter->has(TAG_LABEL_MUTED, FORMAT_MUTED))
this->label_volume_tokenized = this->label_volume->clone();
}
if (this->formatter->has(TAG_LABEL_MUTED, FORMAT_MUTED)) {
this->label_muted = drawtypes::get_optional_config_label(name(), get_tag_name(TAG_LABEL_MUTED), "%percentage%");
this->label_muted_tokenized = this->label_muted->clone();
}
register_command_handler(name());
}
@ -137,11 +141,6 @@ bool VolumeModule::update()
this->volume = volume;
this->muted = muted;
if (!this->label_volume_tokenized)
this->label_volume_tokenized = this->label_volume->clone();
if (!this->label_muted_tokenized)
this->label_muted_tokenized = this->label_muted->clone();
this->label_volume_tokenized->text = this->label_volume->text;
this->label_volume_tokenized->replace_token("%percentage%", std::to_string(this->volume) +"%");
@ -217,11 +216,10 @@ bool VolumeModule::handle_command(const std::string& cmd)
if (master_mixer != nullptr)
master_mixer->set_volume(vol);
} else if (cmd == EVENT_TOGGLE_MUTE) {
bool mute = master_mixer->is_muted();
if (master_mixer != nullptr)
master_mixer->toggle_mute();
if (other_mixer != nullptr)
other_mixer->set_mute(mute);
other_mixer->set_mute(master_mixer->is_muted());
} else {
return false;
}